Home / 9,327.32-12,868.44-5,347.16

Finding the Fourth Proportional to 9,327.32, 12,868.44 and 5,347.16

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Solution

The fourth proportional to 9,327.32, 12,868.44 and 5,347.16 is: 7,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.32 : 12,868.44 = 5,347.16 : x
  2. Step 2: Convert to fraction form
    9,327.32/12,868.44 = 5,347.16/x
  3. Step 3: Cross multiply
    9,327.32x = 12,868.44 × 5,347.16
  4. Step 4: Simplify right side
    9,327.32x = 68,809,607.63
  5. Step 5: Solve for x
    x = 68,809,607.63/9,327.32
  6. Step 6: Final answer
    x = 7,377.21

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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.