Home / 5,246.20-7,870.34-1,548.52

Finding the Fourth Proportional to 5,246.20, 7,870.34 and 1,548.52

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Solution

The fourth proportional to 5,246.20, 7,870.34 and 1,548.52 is: 2,323.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.20 : 7,870.34 = 1,548.52 : x
  2. Step 2: Convert to fraction form
    5,246.20/7,870.34 = 1,548.52/x
  3. Step 3: Cross multiply
    5,246.20x = 7,870.34 × 1,548.52
  4. Step 4: Simplify right side
    5,246.20x = 12,187,378.90
  5. Step 5: Solve for x
    x = 12,187,378.90/5,246.20
  6. Step 6: Final answer
    x = 2,323.09

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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.