Home / 9,423.72-14,137.85-6,655.80

Finding the Fourth Proportional to 9,423.72, 14,137.85 and 6,655.80

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Solution

The fourth proportional to 9,423.72, 14,137.85 and 6,655.80 is: 9,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423.72 : 14,137.85 = 6,655.80 : x
  2. Step 2: Convert to fraction form
    9,423.72/14,137.85 = 6,655.80/x
  3. Step 3: Cross multiply
    9,423.72x = 14,137.85 × 6,655.80
  4. Step 4: Simplify right side
    9,423.72x = 94,098,702.03
  5. Step 5: Solve for x
    x = 94,098,702.03/9,423.72
  6. Step 6: Final answer
    x = 9,985.30

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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.