Home / 9,327.48-12,871.84-5,295.08

Finding the Fourth Proportional to 9,327.48, 12,871.84 and 5,295.08

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Solution

The fourth proportional to 9,327.48, 12,871.84 and 5,295.08 is: 7,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.48 : 12,871.84 = 5,295.08 : x
  2. Step 2: Convert to fraction form
    9,327.48/12,871.84 = 5,295.08/x
  3. Step 3: Cross multiply
    9,327.48x = 12,871.84 × 5,295.08
  4. Step 4: Simplify right side
    9,327.48x = 68,157,422.55
  5. Step 5: Solve for x
    x = 68,157,422.55/9,327.48
  6. Step 6: Final answer
    x = 7,307.16

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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.