Home / 6,389.01-9,585.90-2,877.96

Finding the Fourth Proportional to 6,389.01, 9,585.90 and 2,877.96

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Solution

The fourth proportional to 6,389.01, 9,585.90 and 2,877.96 is: 4,318.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.01 : 9,585.90 = 2,877.96 : x
  2. Step 2: Convert to fraction form
    6,389.01/9,585.90 = 2,877.96/x
  3. Step 3: Cross multiply
    6,389.01x = 9,585.90 × 2,877.96
  4. Step 4: Simplify right side
    6,389.01x = 27,587,836.76
  5. Step 5: Solve for x
    x = 27,587,836.76/6,389.01
  6. Step 6: Final answer
    x = 4,318.01

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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.