Home / 9,326.44-12,871.61-5,347.55

Finding the Fourth Proportional to 9,326.44, 12,871.61 and 5,347.55

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Solution

The fourth proportional to 9,326.44, 12,871.61 and 5,347.55 is: 7,380.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.44 : 12,871.61 = 5,347.55 : x
  2. Step 2: Convert to fraction form
    9,326.44/12,871.61 = 5,347.55/x
  3. Step 3: Cross multiply
    9,326.44x = 12,871.61 × 5,347.55
  4. Step 4: Simplify right side
    9,326.44x = 68,831,603.55
  5. Step 5: Solve for x
    x = 68,831,603.55/9,326.44
  6. Step 6: Final answer
    x = 7,380.26

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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.