Home / 7,040.67-10,561.08-2,110.35

Finding the Fourth Proportional to 7,040.67, 10,561.08 and 2,110.35

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Solution

The fourth proportional to 7,040.67, 10,561.08 and 2,110.35 is: 3,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.67 : 10,561.08 = 2,110.35 : x
  2. Step 2: Convert to fraction form
    7,040.67/10,561.08 = 2,110.35/x
  3. Step 3: Cross multiply
    7,040.67x = 10,561.08 × 2,110.35
  4. Step 4: Simplify right side
    7,040.67x = 22,287,622.70
  5. Step 5: Solve for x
    x = 22,287,622.70/7,040.67
  6. Step 6: Final answer
    x = 3,165.55

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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.