Home / 5,607.95-8,412.84-2,099.18

Finding the Fourth Proportional to 5,607.95, 8,412.84 and 2,099.18

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Solution

The fourth proportional to 5,607.95, 8,412.84 and 2,099.18 is: 3,149.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.95 : 8,412.84 = 2,099.18 : x
  2. Step 2: Convert to fraction form
    5,607.95/8,412.84 = 2,099.18/x
  3. Step 3: Cross multiply
    5,607.95x = 8,412.84 × 2,099.18
  4. Step 4: Simplify right side
    5,607.95x = 17,660,065.47
  5. Step 5: Solve for x
    x = 17,660,065.47/5,607.95
  6. Step 6: Final answer
    x = 3,149.11

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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.