Home / 8,716.88-12,030.50-4,941.56

Finding the Fourth Proportional to 8,716.88, 12,030.50 and 4,941.56

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Solution

The fourth proportional to 8,716.88, 12,030.50 and 4,941.56 is: 6,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.88 : 12,030.50 = 4,941.56 : x
  2. Step 2: Convert to fraction form
    8,716.88/12,030.50 = 4,941.56/x
  3. Step 3: Cross multiply
    8,716.88x = 12,030.50 × 4,941.56
  4. Step 4: Simplify right side
    8,716.88x = 59,449,437.58
  5. Step 5: Solve for x
    x = 59,449,437.58/8,716.88
  6. Step 6: Final answer
    x = 6,820.04

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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.