Home / 5,440.83-7,515.41-4,500.42

Finding the Fourth Proportional to 5,440.83, 7,515.41 and 4,500.42

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Solution

The fourth proportional to 5,440.83, 7,515.41 and 4,500.42 is: 6,216.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.83 : 7,515.41 = 4,500.42 : x
  2. Step 2: Convert to fraction form
    5,440.83/7,515.41 = 4,500.42/x
  3. Step 3: Cross multiply
    5,440.83x = 7,515.41 × 4,500.42
  4. Step 4: Simplify right side
    5,440.83x = 33,822,501.47
  5. Step 5: Solve for x
    x = 33,822,501.47/5,440.83
  6. Step 6: Final answer
    x = 6,216.42

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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.