Home / 9,744.60-13,446.30-5,554.20

Finding the Fourth Proportional to 9,744.60, 13,446.30 and 5,554.20

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Solution

The fourth proportional to 9,744.60, 13,446.30 and 5,554.20 is: 7,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,744.60 : 13,446.30 = 5,554.20 : x
  2. Step 2: Convert to fraction form
    9,744.60/13,446.30 = 5,554.20/x
  3. Step 3: Cross multiply
    9,744.60x = 13,446.30 × 5,554.20
  4. Step 4: Simplify right side
    9,744.60x = 74,683,439.46
  5. Step 5: Solve for x
    x = 74,683,439.46/9,744.60
  6. Step 6: Final answer
    x = 7,664.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.