Home / 5,766.12-8,647.59-2,478.51

Finding the Fourth Proportional to 5,766.12, 8,647.59 and 2,478.51

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Solution

The fourth proportional to 5,766.12, 8,647.59 and 2,478.51 is: 3,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,766.12 : 8,647.59 = 2,478.51 : x
  2. Step 2: Convert to fraction form
    5,766.12/8,647.59 = 2,478.51/x
  3. Step 3: Cross multiply
    5,766.12x = 8,647.59 × 2,478.51
  4. Step 4: Simplify right side
    5,766.12x = 21,433,138.29
  5. Step 5: Solve for x
    x = 21,433,138.29/5,766.12
  6. Step 6: Final answer
    x = 3,717.08

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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.