Home / 4,292.52-6,439.45-1,370.13

Finding the Fourth Proportional to 4,292.52, 6,439.45 and 1,370.13

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Solution

The fourth proportional to 4,292.52, 6,439.45 and 1,370.13 is: 2,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.52 : 6,439.45 = 1,370.13 : x
  2. Step 2: Convert to fraction form
    4,292.52/6,439.45 = 1,370.13/x
  3. Step 3: Cross multiply
    4,292.52x = 6,439.45 × 1,370.13
  4. Step 4: Simplify right side
    4,292.52x = 8,822,883.63
  5. Step 5: Solve for x
    x = 8,822,883.63/4,292.52
  6. Step 6: Final answer
    x = 2,055.41

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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.