Home / 2,526.91-3,487.10-1,407.95

Finding the Fourth Proportional to 2,526.91, 3,487.10 and 1,407.95

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Solution

The fourth proportional to 2,526.91, 3,487.10 and 1,407.95 is: 1,942.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.91 : 3,487.10 = 1,407.95 : x
  2. Step 2: Convert to fraction form
    2,526.91/3,487.10 = 1,407.95/x
  3. Step 3: Cross multiply
    2,526.91x = 3,487.10 × 1,407.95
  4. Step 4: Simplify right side
    2,526.91x = 4,909,658.97
  5. Step 5: Solve for x
    x = 4,909,658.97/2,526.91
  6. Step 6: Final answer
    x = 1,942.95

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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.