Home / 10,772.04-16,136.28-5,506.74

Finding the Fourth Proportional to 10,772.04, 16,136.28 and 5,506.74

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Solution

The fourth proportional to 10,772.04, 16,136.28 and 5,506.74 is: 8,248.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.04 : 16,136.28 = 5,506.74 : x
  2. Step 2: Convert to fraction form
    10,772.04/16,136.28 = 5,506.74/x
  3. Step 3: Cross multiply
    10,772.04x = 16,136.28 × 5,506.74
  4. Step 4: Simplify right side
    10,772.04x = 88,858,298.53
  5. Step 5: Solve for x
    x = 88,858,298.53/10,772.04
  6. Step 6: Final answer
    x = 8,248.98

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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.