Home / 9,246.12-12,761.88-5,268.21

Finding the Fourth Proportional to 9,246.12, 12,761.88 and 5,268.21

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Solution

The fourth proportional to 9,246.12, 12,761.88 and 5,268.21 is: 7,271.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.12 : 12,761.88 = 5,268.21 : x
  2. Step 2: Convert to fraction form
    9,246.12/12,761.88 = 5,268.21/x
  3. Step 3: Cross multiply
    9,246.12x = 12,761.88 × 5,268.21
  4. Step 4: Simplify right side
    9,246.12x = 67,232,263.83
  5. Step 5: Solve for x
    x = 67,232,263.83/9,246.12
  6. Step 6: Final answer
    x = 7,271.40

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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.