Home / 7,019.71-10,532.85-3,070.46

Finding the Fourth Proportional to 7,019.71, 10,532.85 and 3,070.46

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Solution

The fourth proportional to 7,019.71, 10,532.85 and 3,070.46 is: 4,607.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.71 : 10,532.85 = 3,070.46 : x
  2. Step 2: Convert to fraction form
    7,019.71/10,532.85 = 3,070.46/x
  3. Step 3: Cross multiply
    7,019.71x = 10,532.85 × 3,070.46
  4. Step 4: Simplify right side
    7,019.71x = 32,340,694.61
  5. Step 5: Solve for x
    x = 32,340,694.61/7,019.71
  6. Step 6: Final answer
    x = 4,607.13

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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.