Home / 8,160.04-12,230.88-4,866.25

Finding the Fourth Proportional to 8,160.04, 12,230.88 and 4,866.25

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Solution

The fourth proportional to 8,160.04, 12,230.88 and 4,866.25 is: 7,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.04 : 12,230.88 = 4,866.25 : x
  2. Step 2: Convert to fraction form
    8,160.04/12,230.88 = 4,866.25/x
  3. Step 3: Cross multiply
    8,160.04x = 12,230.88 × 4,866.25
  4. Step 4: Simplify right side
    8,160.04x = 59,518,519.80
  5. Step 5: Solve for x
    x = 59,518,519.80/8,160.04
  6. Step 6: Final answer
    x = 7,293.90

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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.