Home / 1,535.23-2,119.08-1,094.41

Finding the Fourth Proportional to 1,535.23, 2,119.08 and 1,094.41

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Solution

The fourth proportional to 1,535.23, 2,119.08 and 1,094.41 is: 1,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.23 : 2,119.08 = 1,094.41 : x
  2. Step 2: Convert to fraction form
    1,535.23/2,119.08 = 1,094.41/x
  3. Step 3: Cross multiply
    1,535.23x = 2,119.08 × 1,094.41
  4. Step 4: Simplify right side
    1,535.23x = 2,319,142.34
  5. Step 5: Solve for x
    x = 2,319,142.34/1,535.23
  6. Step 6: Final answer
    x = 1,510.62

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Half scale
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Double scale
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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.