Home / 9,343.60-14,013.80-3,497.20

Finding the Fourth Proportional to 9,343.60, 14,013.80 and 3,497.20

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Solution

The fourth proportional to 9,343.60, 14,013.80 and 3,497.20 is: 5,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343.60 : 14,013.80 = 3,497.20 : x
  2. Step 2: Convert to fraction form
    9,343.60/14,013.80 = 3,497.20/x
  3. Step 3: Cross multiply
    9,343.60x = 14,013.80 × 3,497.20
  4. Step 4: Simplify right side
    9,343.60x = 49,009,061.36
  5. Step 5: Solve for x
    x = 49,009,061.36/9,343.60
  6. Step 6: Final answer
    x = 5,245.20

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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.