Home / 9,127.32-13,685.50-2,884.65

Finding the Fourth Proportional to 9,127.32, 13,685.50 and 2,884.65

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Solution

The fourth proportional to 9,127.32, 13,685.50 and 2,884.65 is: 4,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.32 : 13,685.50 = 2,884.65 : x
  2. Step 2: Convert to fraction form
    9,127.32/13,685.50 = 2,884.65/x
  3. Step 3: Cross multiply
    9,127.32x = 13,685.50 × 2,884.65
  4. Step 4: Simplify right side
    9,127.32x = 39,477,877.58
  5. Step 5: Solve for x
    x = 39,477,877.58/9,127.32
  6. Step 6: Final answer
    x = 4,325.24

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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.