Home / 9,294.12-13,937.49-3,449.34

Finding the Fourth Proportional to 9,294.12, 13,937.49 and 3,449.34

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Solution

The fourth proportional to 9,294.12, 13,937.49 and 3,449.34 is: 5,172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294.12 : 13,937.49 = 3,449.34 : x
  2. Step 2: Convert to fraction form
    9,294.12/13,937.49 = 3,449.34/x
  3. Step 3: Cross multiply
    9,294.12x = 13,937.49 × 3,449.34
  4. Step 4: Simplify right side
    9,294.12x = 48,075,141.76
  5. Step 5: Solve for x
    x = 48,075,141.76/9,294.12
  6. Step 6: Final answer
    x = 5,172.64

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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.