Home / 4,421.93-6,631.07-1,648.08

Finding the Fourth Proportional to 4,421.93, 6,631.07 and 1,648.08

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Solution

The fourth proportional to 4,421.93, 6,631.07 and 1,648.08 is: 2,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.93 : 6,631.07 = 1,648.08 : x
  2. Step 2: Convert to fraction form
    4,421.93/6,631.07 = 1,648.08/x
  3. Step 3: Cross multiply
    4,421.93x = 6,631.07 × 1,648.08
  4. Step 4: Simplify right side
    4,421.93x = 10,928,525.61
  5. Step 5: Solve for x
    x = 10,928,525.61/4,421.93
  6. Step 6: Final answer
    x = 2,471.44

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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.