Home / 4,284.47-5,910.15-2,515.74

Finding the Fourth Proportional to 4,284.47, 5,910.15 and 2,515.74

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Solution

The fourth proportional to 4,284.47, 5,910.15 and 2,515.74 is: 3,470.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.47 : 5,910.15 = 2,515.74 : x
  2. Step 2: Convert to fraction form
    4,284.47/5,910.15 = 2,515.74/x
  3. Step 3: Cross multiply
    4,284.47x = 5,910.15 × 2,515.74
  4. Step 4: Simplify right side
    4,284.47x = 14,868,400.76
  5. Step 5: Solve for x
    x = 14,868,400.76/4,284.47
  6. Step 6: Final answer
    x = 3,470.31

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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.