Home / 8,807.49-12,154.62-5,029.85

Finding the Fourth Proportional to 8,807.49, 12,154.62 and 5,029.85

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Solution

The fourth proportional to 8,807.49, 12,154.62 and 5,029.85 is: 6,941.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.49 : 12,154.62 = 5,029.85 : x
  2. Step 2: Convert to fraction form
    8,807.49/12,154.62 = 5,029.85/x
  3. Step 3: Cross multiply
    8,807.49x = 12,154.62 × 5,029.85
  4. Step 4: Simplify right side
    8,807.49x = 61,135,854.63
  5. Step 5: Solve for x
    x = 61,135,854.63/8,807.49
  6. Step 6: Final answer
    x = 6,941.35

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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.