Home / 4,439.16-6,655.61-1,972.64

Finding the Fourth Proportional to 4,439.16, 6,655.61 and 1,972.64

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Solution

The fourth proportional to 4,439.16, 6,655.61 and 1,972.64 is: 2,957.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.16 : 6,655.61 = 1,972.64 : x
  2. Step 2: Convert to fraction form
    4,439.16/6,655.61 = 1,972.64/x
  3. Step 3: Cross multiply
    4,439.16x = 6,655.61 × 1,972.64
  4. Step 4: Simplify right side
    4,439.16x = 13,129,122.51
  5. Step 5: Solve for x
    x = 13,129,122.51/4,439.16
  6. Step 6: Final answer
    x = 2,957.57

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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.