Home / 7,645.75-10,552.13-4,501.87

Finding the Fourth Proportional to 7,645.75, 10,552.13 and 4,501.87

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Solution

The fourth proportional to 7,645.75, 10,552.13 and 4,501.87 is: 6,213.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.75 : 10,552.13 = 4,501.87 : x
  2. Step 2: Convert to fraction form
    7,645.75/10,552.13 = 4,501.87/x
  3. Step 3: Cross multiply
    7,645.75x = 10,552.13 × 4,501.87
  4. Step 4: Simplify right side
    7,645.75x = 47,504,317.48
  5. Step 5: Solve for x
    x = 47,504,317.48/7,645.75
  6. Step 6: Final answer
    x = 6,213.17

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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.