Home / 10,013.48-13,818.45-5,537.13

Finding the Fourth Proportional to 10,013.48, 13,818.45 and 5,537.13

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Solution

The fourth proportional to 10,013.48, 13,818.45 and 5,537.13 is: 7,641.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.48 : 13,818.45 = 5,537.13 : x
  2. Step 2: Convert to fraction form
    10,013.48/13,818.45 = 5,537.13/x
  3. Step 3: Cross multiply
    10,013.48x = 13,818.45 × 5,537.13
  4. Step 4: Simplify right side
    10,013.48x = 76,514,554.05
  5. Step 5: Solve for x
    x = 76,514,554.05/10,013.48
  6. Step 6: Final answer
    x = 7,641.16

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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.