Home / 5,288.15-7,299.47-3,050.91

Finding the Fourth Proportional to 5,288.15, 7,299.47 and 3,050.91

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Solution

The fourth proportional to 5,288.15, 7,299.47 and 3,050.91 is: 4,211.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.15 : 7,299.47 = 3,050.91 : x
  2. Step 2: Convert to fraction form
    5,288.15/7,299.47 = 3,050.91/x
  3. Step 3: Cross multiply
    5,288.15x = 7,299.47 × 3,050.91
  4. Step 4: Simplify right side
    5,288.15x = 22,270,031.33
  5. Step 5: Solve for x
    x = 22,270,031.33/5,288.15
  6. Step 6: Final answer
    x = 4,211.31

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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.