Home / 8,868.08-13,302.84-4,974.32

Finding the Fourth Proportional to 8,868.08, 13,302.84 and 4,974.32

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Solution

The fourth proportional to 8,868.08, 13,302.84 and 4,974.32 is: 7,461.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.08 : 13,302.84 = 4,974.32 : x
  2. Step 2: Convert to fraction form
    8,868.08/13,302.84 = 4,974.32/x
  3. Step 3: Cross multiply
    8,868.08x = 13,302.84 × 4,974.32
  4. Step 4: Simplify right side
    8,868.08x = 66,172,583.07
  5. Step 5: Solve for x
    x = 66,172,583.07/8,868.08
  6. Step 6: Final answer
    x = 7,461.88

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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.