Home / 7,010.40-9,667.44-5,437.92

Finding the Fourth Proportional to 7,010.40, 9,667.44 and 5,437.92

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Solution

The fourth proportional to 7,010.40, 9,667.44 and 5,437.92 is: 7,498.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.40 : 9,667.44 = 5,437.92 : x
  2. Step 2: Convert to fraction form
    7,010.40/9,667.44 = 5,437.92/x
  3. Step 3: Cross multiply
    7,010.40x = 9,667.44 × 5,437.92
  4. Step 4: Simplify right side
    7,010.40x = 52,570,765.32
  5. Step 5: Solve for x
    x = 52,570,765.32/7,010.40
  6. Step 6: Final answer
    x = 7,498.97

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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.