Home / 8,756.10-12,083.28-4,777.14

Finding the Fourth Proportional to 8,756.10, 12,083.28 and 4,777.14

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Solution

The fourth proportional to 8,756.10, 12,083.28 and 4,777.14 is: 6,592.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756.10 : 12,083.28 = 4,777.14 : x
  2. Step 2: Convert to fraction form
    8,756.10/12,083.28 = 4,777.14/x
  3. Step 3: Cross multiply
    8,756.10x = 12,083.28 × 4,777.14
  4. Step 4: Simplify right side
    8,756.10x = 57,723,520.22
  5. Step 5: Solve for x
    x = 57,723,520.22/8,756.10
  6. Step 6: Final answer
    x = 6,592.38

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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.