Home / 9,251.16-12,762.06-6,729.36

Finding the Fourth Proportional to 9,251.16, 12,762.06 and 6,729.36

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Solution

The fourth proportional to 9,251.16, 12,762.06 and 6,729.36 is: 9,283.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,251.16 : 12,762.06 = 6,729.36 : x
  2. Step 2: Convert to fraction form
    9,251.16/12,762.06 = 6,729.36/x
  3. Step 3: Cross multiply
    9,251.16x = 12,762.06 × 6,729.36
  4. Step 4: Simplify right side
    9,251.16x = 85,880,496.08
  5. Step 5: Solve for x
    x = 85,880,496.08/9,251.16
  6. Step 6: Final answer
    x = 9,283.21

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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.