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Finding the Fourth Proportional to 5,365.13, 8,047.41 and 1,667.07

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Solution

The fourth proportional to 5,365.13, 8,047.41 and 1,667.07 is: 2,500.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.13 : 8,047.41 = 1,667.07 : x
  2. Step 2: Convert to fraction form
    5,365.13/8,047.41 = 1,667.07/x
  3. Step 3: Cross multiply
    5,365.13x = 8,047.41 × 1,667.07
  4. Step 4: Simplify right side
    5,365.13x = 13,415,595.79
  5. Step 5: Solve for x
    x = 13,415,595.79/5,365.13
  6. Step 6: Final answer
    x = 2,500.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.