Home / 4,278.18-6,417.68-1,504.56

Finding the Fourth Proportional to 4,278.18, 6,417.68 and 1,504.56

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Solution

The fourth proportional to 4,278.18, 6,417.68 and 1,504.56 is: 2,256.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.18 : 6,417.68 = 1,504.56 : x
  2. Step 2: Convert to fraction form
    4,278.18/6,417.68 = 1,504.56/x
  3. Step 3: Cross multiply
    4,278.18x = 6,417.68 × 1,504.56
  4. Step 4: Simplify right side
    4,278.18x = 9,655,777.10
  5. Step 5: Solve for x
    x = 9,655,777.10/4,278.18
  6. Step 6: Final answer
    x = 2,256.98

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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.