Home / 9,539.25-13,164.26-5,347.59

Finding the Fourth Proportional to 9,539.25, 13,164.26 and 5,347.59

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Solution

The fourth proportional to 9,539.25, 13,164.26 and 5,347.59 is: 7,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.25 : 13,164.26 = 5,347.59 : x
  2. Step 2: Convert to fraction form
    9,539.25/13,164.26 = 5,347.59/x
  3. Step 3: Cross multiply
    9,539.25x = 13,164.26 × 5,347.59
  4. Step 4: Simplify right side
    9,539.25x = 70,397,038.40
  5. Step 5: Solve for x
    x = 70,397,038.40/9,539.25
  6. Step 6: Final answer
    x = 7,379.72

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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.