Home / 9,329.60-12,877.49-6,145.22

Finding the Fourth Proportional to 9,329.60, 12,877.49 and 6,145.22

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Solution

The fourth proportional to 9,329.60, 12,877.49 and 6,145.22 is: 8,482.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.60 : 12,877.49 = 6,145.22 : x
  2. Step 2: Convert to fraction form
    9,329.60/12,877.49 = 6,145.22/x
  3. Step 3: Cross multiply
    9,329.60x = 12,877.49 × 6,145.22
  4. Step 4: Simplify right side
    9,329.60x = 79,134,966.94
  5. Step 5: Solve for x
    x = 79,134,966.94/9,329.60
  6. Step 6: Final answer
    x = 8,482.14

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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.