Home / 8,817.53-12,168.44-5,041.31

Finding the Fourth Proportional to 8,817.53, 12,168.44 and 5,041.31

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Solution

The fourth proportional to 8,817.53, 12,168.44 and 5,041.31 is: 6,957.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.53 : 12,168.44 = 5,041.31 : x
  2. Step 2: Convert to fraction form
    8,817.53/12,168.44 = 5,041.31/x
  3. Step 3: Cross multiply
    8,817.53x = 12,168.44 × 5,041.31
  4. Step 4: Simplify right side
    8,817.53x = 61,344,830.02
  5. Step 5: Solve for x
    x = 61,344,830.02/8,817.53
  6. Step 6: Final answer
    x = 6,957.15

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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.