Home / 9,125.84-12,595.76-5,591.00

Finding the Fourth Proportional to 9,125.84, 12,595.76 and 5,591.00

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Solution

The fourth proportional to 9,125.84, 12,595.76 and 5,591.00 is: 7,716.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.84 : 12,595.76 = 5,591.00 : x
  2. Step 2: Convert to fraction form
    9,125.84/12,595.76 = 5,591.00/x
  3. Step 3: Cross multiply
    9,125.84x = 12,595.76 × 5,591.00
  4. Step 4: Simplify right side
    9,125.84x = 70,422,803.23
  5. Step 5: Solve for x
    x = 70,422,803.23/9,125.84
  6. Step 6: Final answer
    x = 7,716.86

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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.