Home / 11,304.02-15,600.85-6,827.78

Finding the Fourth Proportional to 11,304.02, 15,600.85 and 6,827.78

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Solution

The fourth proportional to 11,304.02, 15,600.85 and 6,827.78 is: 9,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,304.02 : 15,600.85 = 6,827.78 : x
  2. Step 2: Convert to fraction form
    11,304.02/15,600.85 = 6,827.78/x
  3. Step 3: Cross multiply
    11,304.02x = 15,600.85 × 6,827.78
  4. Step 4: Simplify right side
    11,304.02x = 106,519,193.55
  5. Step 5: Solve for x
    x = 106,519,193.55/11,304.02
  6. Step 6: Final answer
    x = 9,423.12

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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.