Home / 9,820.20-14,730.72-3,246.96

Finding the Fourth Proportional to 9,820.20, 14,730.72 and 3,246.96

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Solution

The fourth proportional to 9,820.20, 14,730.72 and 3,246.96 is: 4,870.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.20 : 14,730.72 = 3,246.96 : x
  2. Step 2: Convert to fraction form
    9,820.20/14,730.72 = 3,246.96/x
  3. Step 3: Cross multiply
    9,820.20x = 14,730.72 × 3,246.96
  4. Step 4: Simplify right side
    9,820.20x = 47,830,058.61
  5. Step 5: Solve for x
    x = 47,830,058.61/9,820.20
  6. Step 6: Final answer
    x = 4,870.58

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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.