Home / 5,017.08-7,525.59-1,319.28

Finding the Fourth Proportional to 5,017.08, 7,525.59 and 1,319.28

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Solution

The fourth proportional to 5,017.08, 7,525.59 and 1,319.28 is: 1,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.08 : 7,525.59 = 1,319.28 : x
  2. Step 2: Convert to fraction form
    5,017.08/7,525.59 = 1,319.28/x
  3. Step 3: Cross multiply
    5,017.08x = 7,525.59 × 1,319.28
  4. Step 4: Simplify right side
    5,017.08x = 9,928,360.38
  5. Step 5: Solve for x
    x = 9,928,360.38/5,017.08
  6. Step 6: Final answer
    x = 1,978.91

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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.