Home / 5,685.75-8,526.96-2,398.77

Finding the Fourth Proportional to 5,685.75, 8,526.96 and 2,398.77

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Solution

The fourth proportional to 5,685.75, 8,526.96 and 2,398.77 is: 3,597.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.75 : 8,526.96 = 2,398.77 : x
  2. Step 2: Convert to fraction form
    5,685.75/8,526.96 = 2,398.77/x
  3. Step 3: Cross multiply
    5,685.75x = 8,526.96 × 2,398.77
  4. Step 4: Simplify right side
    5,685.75x = 20,454,215.84
  5. Step 5: Solve for x
    x = 20,454,215.84/5,685.75
  6. Step 6: Final answer
    x = 3,597.45

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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.