Home / 6,145.29-9,219.51-1,763.07

Finding the Fourth Proportional to 6,145.29, 9,219.51 and 1,763.07

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Solution

The fourth proportional to 6,145.29, 9,219.51 and 1,763.07 is: 2,645.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.29 : 9,219.51 = 1,763.07 : x
  2. Step 2: Convert to fraction form
    6,145.29/9,219.51 = 1,763.07/x
  3. Step 3: Cross multiply
    6,145.29x = 9,219.51 × 1,763.07
  4. Step 4: Simplify right side
    6,145.29x = 16,254,641.50
  5. Step 5: Solve for x
    x = 16,254,641.50/6,145.29
  6. Step 6: Final answer
    x = 2,645.06

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.