Home / 7,355.56-11,034.70-2,425.40

Finding the Fourth Proportional to 7,355.56, 11,034.70 and 2,425.40

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Solution

The fourth proportional to 7,355.56, 11,034.70 and 2,425.40 is: 3,638.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.56 : 11,034.70 = 2,425.40 : x
  2. Step 2: Convert to fraction form
    7,355.56/11,034.70 = 2,425.40/x
  3. Step 3: Cross multiply
    7,355.56x = 11,034.70 × 2,425.40
  4. Step 4: Simplify right side
    7,355.56x = 26,763,561.38
  5. Step 5: Solve for x
    x = 26,763,561.38/7,355.56
  6. Step 6: Final answer
    x = 3,638.55

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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.