Home / 8,617.21-12,924.16-3,070.53

Finding the Fourth Proportional to 8,617.21, 12,924.16 and 3,070.53

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Solution

The fourth proportional to 8,617.21, 12,924.16 and 3,070.53 is: 4,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617.21 : 12,924.16 = 3,070.53 : x
  2. Step 2: Convert to fraction form
    8,617.21/12,924.16 = 3,070.53/x
  3. Step 3: Cross multiply
    8,617.21x = 12,924.16 × 3,070.53
  4. Step 4: Simplify right side
    8,617.21x = 39,684,013.33
  5. Step 5: Solve for x
    x = 39,684,013.33/8,617.21
  6. Step 6: Final answer
    x = 4,605.21

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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.