Home / 10,042.36-13,854.90-6,006.40

Finding the Fourth Proportional to 10,042.36, 13,854.90 and 6,006.40

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Solution

The fourth proportional to 10,042.36, 13,854.90 and 6,006.40 is: 8,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.36 : 13,854.90 = 6,006.40 : x
  2. Step 2: Convert to fraction form
    10,042.36/13,854.90 = 6,006.40/x
  3. Step 3: Cross multiply
    10,042.36x = 13,854.90 × 6,006.40
  4. Step 4: Simplify right side
    10,042.36x = 83,218,071.36
  5. Step 5: Solve for x
    x = 83,218,071.36/10,042.36
  6. Step 6: Final answer
    x = 8,286.70

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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.