Home / 4,710.32-7,065.96-1,247.57

Finding the Fourth Proportional to 4,710.32, 7,065.96 and 1,247.57

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Solution

The fourth proportional to 4,710.32, 7,065.96 and 1,247.57 is: 1,871.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.32 : 7,065.96 = 1,247.57 : x
  2. Step 2: Convert to fraction form
    4,710.32/7,065.96 = 1,247.57/x
  3. Step 3: Cross multiply
    4,710.32x = 7,065.96 × 1,247.57
  4. Step 4: Simplify right side
    4,710.32x = 8,815,238.15
  5. Step 5: Solve for x
    x = 8,815,238.15/4,710.32
  6. Step 6: Final answer
    x = 1,871.48

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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.