Home / 9,280.63-12,807.27-5,088.97

Finding the Fourth Proportional to 9,280.63, 12,807.27 and 5,088.97

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Solution

The fourth proportional to 9,280.63, 12,807.27 and 5,088.97 is: 7,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.63 : 12,807.27 = 5,088.97 : x
  2. Step 2: Convert to fraction form
    9,280.63/12,807.27 = 5,088.97/x
  3. Step 3: Cross multiply
    9,280.63x = 12,807.27 × 5,088.97
  4. Step 4: Simplify right side
    9,280.63x = 65,175,723.33
  5. Step 5: Solve for x
    x = 65,175,723.33/9,280.63
  6. Step 6: Final answer
    x = 7,022.77

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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.