Home / 9,351.53-12,903.35-5,575.04

Finding the Fourth Proportional to 9,351.53, 12,903.35 and 5,575.04

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Solution

The fourth proportional to 9,351.53, 12,903.35 and 5,575.04 is: 7,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.53 : 12,903.35 = 5,575.04 : x
  2. Step 2: Convert to fraction form
    9,351.53/12,903.35 = 5,575.04/x
  3. Step 3: Cross multiply
    9,351.53x = 12,903.35 × 5,575.04
  4. Step 4: Simplify right side
    9,351.53x = 71,936,696.77
  5. Step 5: Solve for x
    x = 71,936,696.77/9,351.53
  6. Step 6: Final answer
    x = 7,692.51

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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.