Home / 8,727.39-13,088.70-5,953.55

Finding the Fourth Proportional to 8,727.39, 13,088.70 and 5,953.55

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Solution

The fourth proportional to 8,727.39, 13,088.70 and 5,953.55 is: 8,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.39 : 13,088.70 = 5,953.55 : x
  2. Step 2: Convert to fraction form
    8,727.39/13,088.70 = 5,953.55/x
  3. Step 3: Cross multiply
    8,727.39x = 13,088.70 × 5,953.55
  4. Step 4: Simplify right side
    8,727.39x = 77,924,164.44
  5. Step 5: Solve for x
    x = 77,924,164.44/8,727.39
  6. Step 6: Final answer
    x = 8,928.69

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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.