Home / 4,818.88-7,227.24-1,356.40

Finding the Fourth Proportional to 4,818.88, 7,227.24 and 1,356.40

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Solution

The fourth proportional to 4,818.88, 7,227.24 and 1,356.40 is: 2,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.88 : 7,227.24 = 1,356.40 : x
  2. Step 2: Convert to fraction form
    4,818.88/7,227.24 = 1,356.40/x
  3. Step 3: Cross multiply
    4,818.88x = 7,227.24 × 1,356.40
  4. Step 4: Simplify right side
    4,818.88x = 9,803,028.34
  5. Step 5: Solve for x
    x = 9,803,028.34/4,818.88
  6. Step 6: Final answer
    x = 2,034.30

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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.