Home / 9,280.59-13,902.34-5,580.79

Finding the Fourth Proportional to 9,280.59, 13,902.34 and 5,580.79

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Solution

The fourth proportional to 9,280.59, 13,902.34 and 5,580.79 is: 8,360.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.59 : 13,902.34 = 5,580.79 : x
  2. Step 2: Convert to fraction form
    9,280.59/13,902.34 = 5,580.79/x
  3. Step 3: Cross multiply
    9,280.59x = 13,902.34 × 5,580.79
  4. Step 4: Simplify right side
    9,280.59x = 77,586,012.14
  5. Step 5: Solve for x
    x = 77,586,012.14/9,280.59
  6. Step 6: Final answer
    x = 8,360.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.