Home / 4,130.64-5,700.20-2,267.64

Finding the Fourth Proportional to 4,130.64, 5,700.20 and 2,267.64

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Solution

The fourth proportional to 4,130.64, 5,700.20 and 2,267.64 is: 3,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.64 : 5,700.20 = 2,267.64 : x
  2. Step 2: Convert to fraction form
    4,130.64/5,700.20 = 2,267.64/x
  3. Step 3: Cross multiply
    4,130.64x = 5,700.20 × 2,267.64
  4. Step 4: Simplify right side
    4,130.64x = 12,926,001.53
  5. Step 5: Solve for x
    x = 12,926,001.53/4,130.64
  6. Step 6: Final answer
    x = 3,129.30

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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.