Home / 8,365.14-12,547.68-2,521.56

Finding the Fourth Proportional to 8,365.14, 12,547.68 and 2,521.56

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Solution

The fourth proportional to 8,365.14, 12,547.68 and 2,521.56 is: 3,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.14 : 12,547.68 = 2,521.56 : x
  2. Step 2: Convert to fraction form
    8,365.14/12,547.68 = 2,521.56/x
  3. Step 3: Cross multiply
    8,365.14x = 12,547.68 × 2,521.56
  4. Step 4: Simplify right side
    8,365.14x = 31,639,727.98
  5. Step 5: Solve for x
    x = 31,639,727.98/8,365.14
  6. Step 6: Final answer
    x = 3,782.33

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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.