Home / 9,275.63-12,800.36-5,084.15

Finding the Fourth Proportional to 9,275.63, 12,800.36 and 5,084.15

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Solution

The fourth proportional to 9,275.63, 12,800.36 and 5,084.15 is: 7,016.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,275.63 : 12,800.36 = 5,084.15 : x
  2. Step 2: Convert to fraction form
    9,275.63/12,800.36 = 5,084.15/x
  3. Step 3: Cross multiply
    9,275.63x = 12,800.36 × 5,084.15
  4. Step 4: Simplify right side
    9,275.63x = 65,078,899.00
  5. Step 5: Solve for x
    x = 65,078,899.00/9,275.63
  6. Step 6: Final answer
    x = 7,016.12

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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.