Home / 8,724.39-13,088.79-2,484.42

Finding the Fourth Proportional to 8,724.39, 13,088.79 and 2,484.42

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Solution

The fourth proportional to 8,724.39, 13,088.79 and 2,484.42 is: 3,727.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.39 : 13,088.79 = 2,484.42 : x
  2. Step 2: Convert to fraction form
    8,724.39/13,088.79 = 2,484.42/x
  3. Step 3: Cross multiply
    8,724.39x = 13,088.79 × 2,484.42
  4. Step 4: Simplify right side
    8,724.39x = 32,518,051.65
  5. Step 5: Solve for x
    x = 32,518,051.65/8,724.39
  6. Step 6: Final answer
    x = 3,727.26

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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.