Home / 9,280.44-12,807.30-5,089.08

Finding the Fourth Proportional to 9,280.44, 12,807.30 and 5,089.08

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Solution

The fourth proportional to 9,280.44, 12,807.30 and 5,089.08 is: 7,023.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.44 : 12,807.30 = 5,089.08 : x
  2. Step 2: Convert to fraction form
    9,280.44/12,807.30 = 5,089.08/x
  3. Step 3: Cross multiply
    9,280.44x = 12,807.30 × 5,089.08
  4. Step 4: Simplify right side
    9,280.44x = 65,177,374.28
  5. Step 5: Solve for x
    x = 65,177,374.28/9,280.44
  6. Step 6: Final answer
    x = 7,023.09

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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.