Home / 10,397.40-14,346.90-6,148.20

Finding the Fourth Proportional to 10,397.40, 14,346.90 and 6,148.20

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Solution

The fourth proportional to 10,397.40, 14,346.90 and 6,148.20 is: 8,483.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.40 : 14,346.90 = 6,148.20 : x
  2. Step 2: Convert to fraction form
    10,397.40/14,346.90 = 6,148.20/x
  3. Step 3: Cross multiply
    10,397.40x = 14,346.90 × 6,148.20
  4. Step 4: Simplify right side
    10,397.40x = 88,207,610.58
  5. Step 5: Solve for x
    x = 88,207,610.58/10,397.40
  6. Step 6: Final answer
    x = 8,483.62

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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.