Home / 2,951.60-4,425.34-1,307.26

Finding the Fourth Proportional to 2,951.60, 4,425.34 and 1,307.26

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Solution

The fourth proportional to 2,951.60, 4,425.34 and 1,307.26 is: 1,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.60 : 4,425.34 = 1,307.26 : x
  2. Step 2: Convert to fraction form
    2,951.60/4,425.34 = 1,307.26/x
  3. Step 3: Cross multiply
    2,951.60x = 4,425.34 × 1,307.26
  4. Step 4: Simplify right side
    2,951.60x = 5,785,069.97
  5. Step 5: Solve for x
    x = 5,785,069.97/2,951.60
  6. Step 6: Final answer
    x = 1,959.98

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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.