Home / 7,624.32-11,436.52-2,693.40

Finding the Fourth Proportional to 7,624.32, 11,436.52 and 2,693.40

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Solution

The fourth proportional to 7,624.32, 11,436.52 and 2,693.40 is: 4,040.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.32 : 11,436.52 = 2,693.40 : x
  2. Step 2: Convert to fraction form
    7,624.32/11,436.52 = 2,693.40/x
  3. Step 3: Cross multiply
    7,624.32x = 11,436.52 × 2,693.40
  4. Step 4: Simplify right side
    7,624.32x = 30,803,122.97
  5. Step 5: Solve for x
    x = 30,803,122.97/7,624.32
  6. Step 6: Final answer
    x = 4,040.11

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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.