Home / 4,275.02-6,401.64-3,618.92

Finding the Fourth Proportional to 4,275.02, 6,401.64 and 3,618.92

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Solution

The fourth proportional to 4,275.02, 6,401.64 and 3,618.92 is: 5,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.02 : 6,401.64 = 3,618.92 : x
  2. Step 2: Convert to fraction form
    4,275.02/6,401.64 = 3,618.92/x
  3. Step 3: Cross multiply
    4,275.02x = 6,401.64 × 3,618.92
  4. Step 4: Simplify right side
    4,275.02x = 23,167,023.03
  5. Step 5: Solve for x
    x = 23,167,023.03/4,275.02
  6. Step 6: Final answer
    x = 5,419.16

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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.