Home / 8,766.24-12,093.95-5,403.20

Finding the Fourth Proportional to 8,766.24, 12,093.95 and 5,403.20

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Solution

The fourth proportional to 8,766.24, 12,093.95 and 5,403.20 is: 7,454.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.24 : 12,093.95 = 5,403.20 : x
  2. Step 2: Convert to fraction form
    8,766.24/12,093.95 = 5,403.20/x
  3. Step 3: Cross multiply
    8,766.24x = 12,093.95 × 5,403.20
  4. Step 4: Simplify right side
    8,766.24x = 65,346,030.64
  5. Step 5: Solve for x
    x = 65,346,030.64/8,766.24
  6. Step 6: Final answer
    x = 7,454.28

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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.