Home / 8,214.95-12,322.51-2,371.55

Finding the Fourth Proportional to 8,214.95, 12,322.51 and 2,371.55

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Solution

The fourth proportional to 8,214.95, 12,322.51 and 2,371.55 is: 3,557.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.95 : 12,322.51 = 2,371.55 : x
  2. Step 2: Convert to fraction form
    8,214.95/12,322.51 = 2,371.55/x
  3. Step 3: Cross multiply
    8,214.95x = 12,322.51 × 2,371.55
  4. Step 4: Simplify right side
    8,214.95x = 29,223,381.05
  5. Step 5: Solve for x
    x = 29,223,381.05/8,214.95
  6. Step 6: Final answer
    x = 3,557.34

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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.