Home / 10,001.40-14,988.21-3,755.10

Finding the Fourth Proportional to 10,001.40, 14,988.21 and 3,755.10

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Solution

The fourth proportional to 10,001.40, 14,988.21 and 3,755.10 is: 5,627.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.40 : 14,988.21 = 3,755.10 : x
  2. Step 2: Convert to fraction form
    10,001.40/14,988.21 = 3,755.10/x
  3. Step 3: Cross multiply
    10,001.40x = 14,988.21 × 3,755.10
  4. Step 4: Simplify right side
    10,001.40x = 56,282,227.37
  5. Step 5: Solve for x
    x = 56,282,227.37/10,001.40
  6. Step 6: Final answer
    x = 5,627.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.