Home / 7,210.46-9,951.14-4,377.18

Finding the Fourth Proportional to 7,210.46, 9,951.14 and 4,377.18

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Solution

The fourth proportional to 7,210.46, 9,951.14 and 4,377.18 is: 6,040.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.46 : 9,951.14 = 4,377.18 : x
  2. Step 2: Convert to fraction form
    7,210.46/9,951.14 = 4,377.18/x
  3. Step 3: Cross multiply
    7,210.46x = 9,951.14 × 4,377.18
  4. Step 4: Simplify right side
    7,210.46x = 43,557,909.10
  5. Step 5: Solve for x
    x = 43,557,909.10/7,210.46
  6. Step 6: Final answer
    x = 6,040.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.