Home / 1,665.29-2,295.23-1,104.76

Finding the Fourth Proportional to 1,665.29, 2,295.23 and 1,104.76

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Solution

The fourth proportional to 1,665.29, 2,295.23 and 1,104.76 is: 1,522.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665.29 : 2,295.23 = 1,104.76 : x
  2. Step 2: Convert to fraction form
    1,665.29/2,295.23 = 1,104.76/x
  3. Step 3: Cross multiply
    1,665.29x = 2,295.23 × 1,104.76
  4. Step 4: Simplify right side
    1,665.29x = 2,535,675.64
  5. Step 5: Solve for x
    x = 2,535,675.64/1,665.29
  6. Step 6: Final answer
    x = 1,522.66

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,666.29, 2,296.60 and 1,105.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.