Home / 2,526.28-3,486.22-1,407.17

Finding the Fourth Proportional to 2,526.28, 3,486.22 and 1,407.17

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Solution

The fourth proportional to 2,526.28, 3,486.22 and 1,407.17 is: 1,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.28 : 3,486.22 = 1,407.17 : x
  2. Step 2: Convert to fraction form
    2,526.28/3,486.22 = 1,407.17/x
  3. Step 3: Cross multiply
    2,526.28x = 3,486.22 × 1,407.17
  4. Step 4: Simplify right side
    2,526.28x = 4,905,709.40
  5. Step 5: Solve for x
    x = 4,905,709.40/2,526.28
  6. Step 6: Final answer
    x = 1,941.87

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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.