Home / 5,441.02-8,160.15-2,319.30

Finding the Fourth Proportional to 5,441.02, 8,160.15 and 2,319.30

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Solution

The fourth proportional to 5,441.02, 8,160.15 and 2,319.30 is: 3,478.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.02 : 8,160.15 = 2,319.30 : x
  2. Step 2: Convert to fraction form
    5,441.02/8,160.15 = 2,319.30/x
  3. Step 3: Cross multiply
    5,441.02x = 8,160.15 × 2,319.30
  4. Step 4: Simplify right side
    5,441.02x = 18,925,835.90
  5. Step 5: Solve for x
    x = 18,925,835.90/5,441.02
  6. Step 6: Final answer
    x = 3,478.36

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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.