Home / 9,657.26-13,327.75-5,408.10

Finding the Fourth Proportional to 9,657.26, 13,327.75 and 5,408.10

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Solution

The fourth proportional to 9,657.26, 13,327.75 and 5,408.10 is: 7,463.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,657.26 : 13,327.75 = 5,408.10 : x
  2. Step 2: Convert to fraction form
    9,657.26/13,327.75 = 5,408.10/x
  3. Step 3: Cross multiply
    9,657.26x = 13,327.75 × 5,408.10
  4. Step 4: Simplify right side
    9,657.26x = 72,077,804.78
  5. Step 5: Solve for x
    x = 72,077,804.78/9,657.26
  6. Step 6: Final answer
    x = 7,463.59

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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.