Home / 9,910.40-14,864.67-3,670.47

Finding the Fourth Proportional to 9,910.40, 14,864.67 and 3,670.47

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Solution

The fourth proportional to 9,910.40, 14,864.67 and 3,670.47 is: 5,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.40 : 14,864.67 = 3,670.47 : x
  2. Step 2: Convert to fraction form
    9,910.40/14,864.67 = 3,670.47/x
  3. Step 3: Cross multiply
    9,910.40x = 14,864.67 × 3,670.47
  4. Step 4: Simplify right side
    9,910.40x = 54,560,325.29
  5. Step 5: Solve for x
    x = 54,560,325.29/9,910.40
  6. Step 6: Final answer
    x = 5,505.36

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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.