Home / 10,042.04-13,857.57-6,690.92

Finding the Fourth Proportional to 10,042.04, 13,857.57 and 6,690.92

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Solution

The fourth proportional to 10,042.04, 13,857.57 and 6,690.92 is: 9,233.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.04 : 13,857.57 = 6,690.92 : x
  2. Step 2: Convert to fraction form
    10,042.04/13,857.57 = 6,690.92/x
  3. Step 3: Cross multiply
    10,042.04x = 13,857.57 × 6,690.92
  4. Step 4: Simplify right side
    10,042.04x = 92,719,822.98
  5. Step 5: Solve for x
    x = 92,719,822.98/10,042.04
  6. Step 6: Final answer
    x = 9,233.16

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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.