Home / 7,703.46-10,620.45-5,049.90

Finding the Fourth Proportional to 7,703.46, 10,620.45 and 5,049.90

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Solution

The fourth proportional to 7,703.46, 10,620.45 and 5,049.90 is: 6,962.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.46 : 10,620.45 = 5,049.90 : x
  2. Step 2: Convert to fraction form
    7,703.46/10,620.45 = 5,049.90/x
  3. Step 3: Cross multiply
    7,703.46x = 10,620.45 × 5,049.90
  4. Step 4: Simplify right side
    7,703.46x = 53,632,210.46
  5. Step 5: Solve for x
    x = 53,632,210.46/7,703.46
  6. Step 6: Final answer
    x = 6,962.09

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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.