Home / 10,377.19-14,323.59-7,234.39

Finding the Fourth Proportional to 10,377.19, 14,323.59 and 7,234.39

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Solution

The fourth proportional to 10,377.19, 14,323.59 and 7,234.39 is: 9,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.19 : 14,323.59 = 7,234.39 : x
  2. Step 2: Convert to fraction form
    10,377.19/14,323.59 = 7,234.39/x
  3. Step 3: Cross multiply
    10,377.19x = 14,323.59 × 7,234.39
  4. Step 4: Simplify right side
    10,377.19x = 103,622,328.47
  5. Step 5: Solve for x
    x = 103,622,328.47/10,377.19
  6. Step 6: Final answer
    x = 9,985.59

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Double scale
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Similar ratio
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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.