Home / 8,681.04-13,028.85-4,522.50

Finding the Fourth Proportional to 8,681.04, 13,028.85 and 4,522.50

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Solution

The fourth proportional to 8,681.04, 13,028.85 and 4,522.50 is: 6,787.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681.04 : 13,028.85 = 4,522.50 : x
  2. Step 2: Convert to fraction form
    8,681.04/13,028.85 = 4,522.50/x
  3. Step 3: Cross multiply
    8,681.04x = 13,028.85 × 4,522.50
  4. Step 4: Simplify right side
    8,681.04x = 58,922,974.13
  5. Step 5: Solve for x
    x = 58,922,974.13/8,681.04
  6. Step 6: Final answer
    x = 6,787.55

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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.