Home / 2,962.52-4,088.26-1,636.20

Finding the Fourth Proportional to 2,962.52, 4,088.26 and 1,636.20

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Solution

The fourth proportional to 2,962.52, 4,088.26 and 1,636.20 is: 2,257.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.52 : 4,088.26 = 1,636.20 : x
  2. Step 2: Convert to fraction form
    2,962.52/4,088.26 = 1,636.20/x
  3. Step 3: Cross multiply
    2,962.52x = 4,088.26 × 1,636.20
  4. Step 4: Simplify right side
    2,962.52x = 6,689,211.01
  5. Step 5: Solve for x
    x = 6,689,211.01/2,962.52
  6. Step 6: Final answer
    x = 2,257.95

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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.