Home / 4,901.31-7,353.18-2,679.08

Finding the Fourth Proportional to 4,901.31, 7,353.18 and 2,679.08

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Solution

The fourth proportional to 4,901.31, 7,353.18 and 2,679.08 is: 4,019.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.31 : 7,353.18 = 2,679.08 : x
  2. Step 2: Convert to fraction form
    4,901.31/7,353.18 = 2,679.08/x
  3. Step 3: Cross multiply
    4,901.31x = 7,353.18 × 2,679.08
  4. Step 4: Simplify right side
    4,901.31x = 19,699,720.71
  5. Step 5: Solve for x
    x = 19,699,720.71/4,901.31
  6. Step 6: Final answer
    x = 4,019.28

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1.5x scale

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.