Home / 9,204.93-12,702.20-5,427.92

Finding the Fourth Proportional to 9,204.93, 12,702.20 and 5,427.92

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Solution

The fourth proportional to 9,204.93, 12,702.20 and 5,427.92 is: 7,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,204.93 : 12,702.20 = 5,427.92 : x
  2. Step 2: Convert to fraction form
    9,204.93/12,702.20 = 5,427.92/x
  3. Step 3: Cross multiply
    9,204.93x = 12,702.20 × 5,427.92
  4. Step 4: Simplify right side
    9,204.93x = 68,946,461.91
  5. Step 5: Solve for x
    x = 68,946,461.91/9,204.93
  6. Step 6: Final answer
    x = 7,490.17

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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.