Home / 10,913.81-15,060.53-6,197.99

Finding the Fourth Proportional to 10,913.81, 15,060.53 and 6,197.99

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Solution

The fourth proportional to 10,913.81, 15,060.53 and 6,197.99 is: 8,552.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913.81 : 15,060.53 = 6,197.99 : x
  2. Step 2: Convert to fraction form
    10,913.81/15,060.53 = 6,197.99/x
  3. Step 3: Cross multiply
    10,913.81x = 15,060.53 × 6,197.99
  4. Step 4: Simplify right side
    10,913.81x = 93,344,954.53
  5. Step 5: Solve for x
    x = 93,344,954.53/10,913.81
  6. Step 6: Final answer
    x = 8,552.92

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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.