Home / 10,374.66-14,316.46-5,897.78

Finding the Fourth Proportional to 10,374.66, 14,316.46 and 5,897.78

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Solution

The fourth proportional to 10,374.66, 14,316.46 and 5,897.78 is: 8,138.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374.66 : 14,316.46 = 5,897.78 : x
  2. Step 2: Convert to fraction form
    10,374.66/14,316.46 = 5,897.78/x
  3. Step 3: Cross multiply
    10,374.66x = 14,316.46 × 5,897.78
  4. Step 4: Simplify right side
    10,374.66x = 84,435,331.46
  5. Step 5: Solve for x
    x = 84,435,331.46/10,374.66
  6. Step 6: Final answer
    x = 8,138.61

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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.