Home / 8,729.60-13,094.04-3,535.40

Finding the Fourth Proportional to 8,729.60, 13,094.04 and 3,535.40

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Solution

The fourth proportional to 8,729.60, 13,094.04 and 3,535.40 is: 5,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.60 : 13,094.04 = 3,535.40 : x
  2. Step 2: Convert to fraction form
    8,729.60/13,094.04 = 3,535.40/x
  3. Step 3: Cross multiply
    8,729.60x = 13,094.04 × 3,535.40
  4. Step 4: Simplify right side
    8,729.60x = 46,292,669.02
  5. Step 5: Solve for x
    x = 46,292,669.02/8,729.60
  6. Step 6: Final answer
    x = 5,302.95

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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.