Home / 2,526.95-3,487.19-1,407.83

Finding the Fourth Proportional to 2,526.95, 3,487.19 and 1,407.83

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Solution

The fourth proportional to 2,526.95, 3,487.19 and 1,407.83 is: 1,942.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.95 : 3,487.19 = 1,407.83 : x
  2. Step 2: Convert to fraction form
    2,526.95/3,487.19 = 1,407.83/x
  3. Step 3: Cross multiply
    2,526.95x = 3,487.19 × 1,407.83
  4. Step 4: Simplify right side
    2,526.95x = 4,909,346.22
  5. Step 5: Solve for x
    x = 4,909,346.22/2,526.95
  6. Step 6: Final answer
    x = 1,942.79

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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.