Home / 5,288.72-7,298.36-3,050.60

Finding the Fourth Proportional to 5,288.72, 7,298.36 and 3,050.60

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Solution

The fourth proportional to 5,288.72, 7,298.36 and 3,050.60 is: 4,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.72 : 7,298.36 = 3,050.60 : x
  2. Step 2: Convert to fraction form
    5,288.72/7,298.36 = 3,050.60/x
  3. Step 3: Cross multiply
    5,288.72x = 7,298.36 × 3,050.60
  4. Step 4: Simplify right side
    5,288.72x = 22,264,377.02
  5. Step 5: Solve for x
    x = 22,264,377.02/5,288.72
  6. Step 6: Final answer
    x = 4,209.79

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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.