Home / 10,881.65-16,325.33-4,642.01

Finding the Fourth Proportional to 10,881.65, 16,325.33 and 4,642.01

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Solution

The fourth proportional to 10,881.65, 16,325.33 and 4,642.01 is: 6,964.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881.65 : 16,325.33 = 4,642.01 : x
  2. Step 2: Convert to fraction form
    10,881.65/16,325.33 = 4,642.01/x
  3. Step 3: Cross multiply
    10,881.65x = 16,325.33 × 4,642.01
  4. Step 4: Simplify right side
    10,881.65x = 75,782,345.11
  5. Step 5: Solve for x
    x = 75,782,345.11/10,881.65
  6. Step 6: Final answer
    x = 6,964.23

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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.