Home / 5,598.18-8,397.11-1,438.02

Finding the Fourth Proportional to 5,598.18, 8,397.11 and 1,438.02

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Solution

The fourth proportional to 5,598.18, 8,397.11 and 1,438.02 is: 2,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.18 : 8,397.11 = 1,438.02 : x
  2. Step 2: Convert to fraction form
    5,598.18/8,397.11 = 1,438.02/x
  3. Step 3: Cross multiply
    5,598.18x = 8,397.11 × 1,438.02
  4. Step 4: Simplify right side
    5,598.18x = 12,075,212.12
  5. Step 5: Solve for x
    x = 12,075,212.12/5,598.18
  6. Step 6: Final answer
    x = 2,156.99

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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.