Home / 9,639.04-14,442.05-6,470.55

Finding the Fourth Proportional to 9,639.04, 14,442.05 and 6,470.55

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Solution

The fourth proportional to 9,639.04, 14,442.05 and 6,470.55 is: 9,694.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.04 : 14,442.05 = 6,470.55 : x
  2. Step 2: Convert to fraction form
    9,639.04/14,442.05 = 6,470.55/x
  3. Step 3: Cross multiply
    9,639.04x = 14,442.05 × 6,470.55
  4. Step 4: Simplify right side
    9,639.04x = 93,447,974.27
  5. Step 5: Solve for x
    x = 93,447,974.27/9,639.04
  6. Step 6: Final answer
    x = 9,694.74

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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.