Home / 5,460.13-8,191.28-1,763.29

Finding the Fourth Proportional to 5,460.13, 8,191.28 and 1,763.29

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Solution

The fourth proportional to 5,460.13, 8,191.28 and 1,763.29 is: 2,645.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.13 : 8,191.28 = 1,763.29 : x
  2. Step 2: Convert to fraction form
    5,460.13/8,191.28 = 1,763.29/x
  3. Step 3: Cross multiply
    5,460.13x = 8,191.28 × 1,763.29
  4. Step 4: Simplify right side
    5,460.13x = 14,443,602.11
  5. Step 5: Solve for x
    x = 14,443,602.11/5,460.13
  6. Step 6: Final answer
    x = 2,645.29

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Double scale
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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.