Home / 7,757.12-10,698.55-4,767.62

Finding the Fourth Proportional to 7,757.12, 10,698.55 and 4,767.62

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Solution

The fourth proportional to 7,757.12, 10,698.55 and 4,767.62 is: 6,575.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757.12 : 10,698.55 = 4,767.62 : x
  2. Step 2: Convert to fraction form
    7,757.12/10,698.55 = 4,767.62/x
  3. Step 3: Cross multiply
    7,757.12x = 10,698.55 × 4,767.62
  4. Step 4: Simplify right side
    7,757.12x = 51,006,555.54
  5. Step 5: Solve for x
    x = 51,006,555.54/7,757.12
  6. Step 6: Final answer
    x = 6,575.45

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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.