Home / 4,175.61-5,762.45-2,287.30

Finding the Fourth Proportional to 4,175.61, 5,762.45 and 2,287.30

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Solution

The fourth proportional to 4,175.61, 5,762.45 and 2,287.30 is: 3,156.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.61 : 5,762.45 = 2,287.30 : x
  2. Step 2: Convert to fraction form
    4,175.61/5,762.45 = 2,287.30/x
  3. Step 3: Cross multiply
    4,175.61x = 5,762.45 × 2,287.30
  4. Step 4: Simplify right side
    4,175.61x = 13,180,440.45
  5. Step 5: Solve for x
    x = 13,180,440.45/4,175.61
  6. Step 6: Final answer
    x = 3,156.53

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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.