Home / 7,501.40-10,352.40-4,144.04

Finding the Fourth Proportional to 7,501.40, 10,352.40 and 4,144.04

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Solution

The fourth proportional to 7,501.40, 10,352.40 and 4,144.04 is: 5,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.40 : 10,352.40 = 4,144.04 : x
  2. Step 2: Convert to fraction form
    7,501.40/10,352.40 = 4,144.04/x
  3. Step 3: Cross multiply
    7,501.40x = 10,352.40 × 4,144.04
  4. Step 4: Simplify right side
    7,501.40x = 42,900,759.70
  5. Step 5: Solve for x
    x = 42,900,759.70/7,501.40
  6. Step 6: Final answer
    x = 5,719.03

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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.