Home / 10,948.76-15,110.40-6,473.96

Finding the Fourth Proportional to 10,948.76, 15,110.40 and 6,473.96

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Solution

The fourth proportional to 10,948.76, 15,110.40 and 6,473.96 is: 8,934.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.76 : 15,110.40 = 6,473.96 : x
  2. Step 2: Convert to fraction form
    10,948.76/15,110.40 = 6,473.96/x
  3. Step 3: Cross multiply
    10,948.76x = 15,110.40 × 6,473.96
  4. Step 4: Simplify right side
    10,948.76x = 97,824,125.18
  5. Step 5: Solve for x
    x = 97,824,125.18/10,948.76
  6. Step 6: Final answer
    x = 8,934.72

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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.