Home / 10,397.26-14,348.24-5,681.54

Finding the Fourth Proportional to 10,397.26, 14,348.24 and 5,681.54

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Solution

The fourth proportional to 10,397.26, 14,348.24 and 5,681.54 is: 7,840.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.26 : 14,348.24 = 5,681.54 : x
  2. Step 2: Convert to fraction form
    10,397.26/14,348.24 = 5,681.54/x
  3. Step 3: Cross multiply
    10,397.26x = 14,348.24 × 5,681.54
  4. Step 4: Simplify right side
    10,397.26x = 81,520,128.26
  5. Step 5: Solve for x
    x = 81,520,128.26/10,397.26
  6. Step 6: Final answer
    x = 7,840.54

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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.