Home / 8,885.88-13,320.18-3,038.58

Finding the Fourth Proportional to 8,885.88, 13,320.18 and 3,038.58

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Solution

The fourth proportional to 8,885.88, 13,320.18 and 3,038.58 is: 4,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.88 : 13,320.18 = 3,038.58 : x
  2. Step 2: Convert to fraction form
    8,885.88/13,320.18 = 3,038.58/x
  3. Step 3: Cross multiply
    8,885.88x = 13,320.18 × 3,038.58
  4. Step 4: Simplify right side
    8,885.88x = 40,474,432.54
  5. Step 5: Solve for x
    x = 40,474,432.54/8,885.88
  6. Step 6: Final answer
    x = 4,554.92

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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.