Home / 10,017.74-15,027.01-4,470.05

Finding the Fourth Proportional to 10,017.74, 15,027.01 and 4,470.05

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Solution

The fourth proportional to 10,017.74, 15,027.01 and 4,470.05 is: 6,705.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,017.74 : 15,027.01 = 4,470.05 : x
  2. Step 2: Convert to fraction form
    10,017.74/15,027.01 = 4,470.05/x
  3. Step 3: Cross multiply
    10,017.74x = 15,027.01 × 4,470.05
  4. Step 4: Simplify right side
    10,017.74x = 67,171,399.74
  5. Step 5: Solve for x
    x = 67,171,399.74/10,017.74
  6. Step 6: Final answer
    x = 6,705.25

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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.