Home / 10,341.56-15,511.96-4,498.20

Finding the Fourth Proportional to 10,341.56, 15,511.96 and 4,498.20

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Solution

The fourth proportional to 10,341.56, 15,511.96 and 4,498.20 is: 6,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.56 : 15,511.96 = 4,498.20 : x
  2. Step 2: Convert to fraction form
    10,341.56/15,511.96 = 4,498.20/x
  3. Step 3: Cross multiply
    10,341.56x = 15,511.96 × 4,498.20
  4. Step 4: Simplify right side
    10,341.56x = 69,775,898.47
  5. Step 5: Solve for x
    x = 69,775,898.47/10,341.56
  6. Step 6: Final answer
    x = 6,747.13

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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.