Home / 5,602.19-8,403.12-2,312.78

Finding the Fourth Proportional to 5,602.19, 8,403.12 and 2,312.78

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Solution

The fourth proportional to 5,602.19, 8,403.12 and 2,312.78 is: 3,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,602.19 : 8,403.12 = 2,312.78 : x
  2. Step 2: Convert to fraction form
    5,602.19/8,403.12 = 2,312.78/x
  3. Step 3: Cross multiply
    5,602.19x = 8,403.12 × 2,312.78
  4. Step 4: Simplify right side
    5,602.19x = 19,434,567.87
  5. Step 5: Solve for x
    x = 19,434,567.87/5,602.19
  6. Step 6: Final answer
    x = 3,469.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.