Home / 8,728.59-13,094.73-3,534.47

Finding the Fourth Proportional to 8,728.59, 13,094.73 and 3,534.47

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Solution

The fourth proportional to 8,728.59, 13,094.73 and 3,534.47 is: 5,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728.59 : 13,094.73 = 3,534.47 : x
  2. Step 2: Convert to fraction form
    8,728.59/13,094.73 = 3,534.47/x
  3. Step 3: Cross multiply
    8,728.59x = 13,094.73 × 3,534.47
  4. Step 4: Simplify right side
    8,728.59x = 46,282,913.97
  5. Step 5: Solve for x
    x = 46,282,913.97/8,728.59
  6. Step 6: Final answer
    x = 5,302.45

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1.5x scale

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.