Home / 7,470.15-10,308.59-4,283.34

Finding the Fourth Proportional to 7,470.15, 10,308.59 and 4,283.34

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Solution

The fourth proportional to 7,470.15, 10,308.59 and 4,283.34 is: 5,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.15 : 10,308.59 = 4,283.34 : x
  2. Step 2: Convert to fraction form
    7,470.15/10,308.59 = 4,283.34/x
  3. Step 3: Cross multiply
    7,470.15x = 10,308.59 × 4,283.34
  4. Step 4: Simplify right side
    7,470.15x = 44,155,122.93
  5. Step 5: Solve for x
    x = 44,155,122.93/7,470.15
  6. Step 6: Final answer
    x = 5,910.88

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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.