Home / 5,258.28-7,254.15-3,019.65

Finding the Fourth Proportional to 5,258.28, 7,254.15 and 3,019.65

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Solution

The fourth proportional to 5,258.28, 7,254.15 and 3,019.65 is: 4,165.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.28 : 7,254.15 = 3,019.65 : x
  2. Step 2: Convert to fraction form
    5,258.28/7,254.15 = 3,019.65/x
  3. Step 3: Cross multiply
    5,258.28x = 7,254.15 × 3,019.65
  4. Step 4: Simplify right side
    5,258.28x = 21,904,994.05
  5. Step 5: Solve for x
    x = 21,904,994.05/5,258.28
  6. Step 6: Final answer
    x = 4,165.81

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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.