Home / 7,680.35-10,595.66-4,842.65

Finding the Fourth Proportional to 7,680.35, 10,595.66 and 4,842.65

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Solution

The fourth proportional to 7,680.35, 10,595.66 and 4,842.65 is: 6,680.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680.35 : 10,595.66 = 4,842.65 : x
  2. Step 2: Convert to fraction form
    7,680.35/10,595.66 = 4,842.65/x
  3. Step 3: Cross multiply
    7,680.35x = 10,595.66 × 4,842.65
  4. Step 4: Simplify right side
    7,680.35x = 51,310,995.71
  5. Step 5: Solve for x
    x = 51,310,995.71/7,680.35
  6. Step 6: Final answer
    x = 6,680.82

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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.