Home / 7,749.98-10,700.52-4,769.84

Finding the Fourth Proportional to 7,749.98, 10,700.52 and 4,769.84

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Solution

The fourth proportional to 7,749.98, 10,700.52 and 4,769.84 is: 6,585.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.98 : 10,700.52 = 4,769.84 : x
  2. Step 2: Convert to fraction form
    7,749.98/10,700.52 = 4,769.84/x
  3. Step 3: Cross multiply
    7,749.98x = 10,700.52 × 4,769.84
  4. Step 4: Simplify right side
    7,749.98x = 51,039,768.32
  5. Step 5: Solve for x
    x = 51,039,768.32/7,749.98
  6. Step 6: Final answer
    x = 6,585.79

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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.