Home / 4,292.52-6,439.38-1,370.17

Finding the Fourth Proportional to 4,292.52, 6,439.38 and 1,370.17

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Solution

The fourth proportional to 4,292.52, 6,439.38 and 1,370.17 is: 2,055.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.52 : 6,439.38 = 1,370.17 : x
  2. Step 2: Convert to fraction form
    4,292.52/6,439.38 = 1,370.17/x
  3. Step 3: Cross multiply
    4,292.52x = 6,439.38 × 1,370.17
  4. Step 4: Simplify right side
    4,292.52x = 8,823,045.29
  5. Step 5: Solve for x
    x = 8,823,045.29/4,292.52
  6. Step 6: Final answer
    x = 2,055.45

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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.