Home / 5,248.19-7,872.59-1,352.60

Finding the Fourth Proportional to 5,248.19, 7,872.59 and 1,352.60

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Solution

The fourth proportional to 5,248.19, 7,872.59 and 1,352.60 is: 2,028.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.19 : 7,872.59 = 1,352.60 : x
  2. Step 2: Convert to fraction form
    5,248.19/7,872.59 = 1,352.60/x
  3. Step 3: Cross multiply
    5,248.19x = 7,872.59 × 1,352.60
  4. Step 4: Simplify right side
    5,248.19x = 10,648,458.77
  5. Step 5: Solve for x
    x = 10,648,458.77/5,248.19
  6. Step 6: Final answer
    x = 2,028.98

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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.