Home / 9,335.55-14,003.48-2,762.40

Finding the Fourth Proportional to 9,335.55, 14,003.48 and 2,762.40

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Solution

The fourth proportional to 9,335.55, 14,003.48 and 2,762.40 is: 4,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.55 : 14,003.48 = 2,762.40 : x
  2. Step 2: Convert to fraction form
    9,335.55/14,003.48 = 2,762.40/x
  3. Step 3: Cross multiply
    9,335.55x = 14,003.48 × 2,762.40
  4. Step 4: Simplify right side
    9,335.55x = 38,683,272.57
  5. Step 5: Solve for x
    x = 38,683,272.57/9,335.55
  6. Step 6: Final answer
    x = 4,143.65

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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.