Home / 8,484.02-11,683.28-7,942.50

Finding the Fourth Proportional to 8,484.02, 11,683.28 and 7,942.50

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Solution

The fourth proportional to 8,484.02, 11,683.28 and 7,942.50 is: 10,937.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484.02 : 11,683.28 = 7,942.50 : x
  2. Step 2: Convert to fraction form
    8,484.02/11,683.28 = 7,942.50/x
  3. Step 3: Cross multiply
    8,484.02x = 11,683.28 × 7,942.50
  4. Step 4: Simplify right side
    8,484.02x = 92,794,411.69
  5. Step 5: Solve for x
    x = 92,794,411.69/8,484.02
  6. Step 6: Final answer
    x = 10,937.56

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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.