Home / 4,278.40-5,904.56-2,510.30

Finding the Fourth Proportional to 4,278.40, 5,904.56 and 2,510.30

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Solution

The fourth proportional to 4,278.40, 5,904.56 and 2,510.30 is: 3,464.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278.40 : 5,904.56 = 2,510.30 : x
  2. Step 2: Convert to fraction form
    4,278.40/5,904.56 = 2,510.30/x
  3. Step 3: Cross multiply
    4,278.40x = 5,904.56 × 2,510.30
  4. Step 4: Simplify right side
    4,278.40x = 14,822,216.97
  5. Step 5: Solve for x
    x = 14,822,216.97/4,278.40
  6. Step 6: Final answer
    x = 3,464.43

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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.