Home / 7,641.04-10,557.74-5,512.36

Finding the Fourth Proportional to 7,641.04, 10,557.74 and 5,512.36

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Solution

The fourth proportional to 7,641.04, 10,557.74 and 5,512.36 is: 7,616.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641.04 : 10,557.74 = 5,512.36 : x
  2. Step 2: Convert to fraction form
    7,641.04/10,557.74 = 5,512.36/x
  3. Step 3: Cross multiply
    7,641.04x = 10,557.74 × 5,512.36
  4. Step 4: Simplify right side
    7,641.04x = 58,198,063.67
  5. Step 5: Solve for x
    x = 58,198,063.67/7,641.04
  6. Step 6: Final answer
    x = 7,616.51

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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.