Home / 5,685.48-8,528.63-3,348.90

Finding the Fourth Proportional to 5,685.48, 8,528.63 and 3,348.90

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Solution

The fourth proportional to 5,685.48, 8,528.63 and 3,348.90 is: 5,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.48 : 8,528.63 = 3,348.90 : x
  2. Step 2: Convert to fraction form
    5,685.48/8,528.63 = 3,348.90/x
  3. Step 3: Cross multiply
    5,685.48x = 8,528.63 × 3,348.90
  4. Step 4: Simplify right side
    5,685.48x = 28,561,512.26
  5. Step 5: Solve for x
    x = 28,561,512.26/5,685.48
  6. Step 6: Final answer
    x = 5,023.59

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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.