Home / 5,038.29-7,556.74-1,340.82

Finding the Fourth Proportional to 5,038.29, 7,556.74 and 1,340.82

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Solution

The fourth proportional to 5,038.29, 7,556.74 and 1,340.82 is: 2,011.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.29 : 7,556.74 = 1,340.82 : x
  2. Step 2: Convert to fraction form
    5,038.29/7,556.74 = 1,340.82/x
  3. Step 3: Cross multiply
    5,038.29x = 7,556.74 × 1,340.82
  4. Step 4: Simplify right side
    5,038.29x = 10,132,224.77
  5. Step 5: Solve for x
    x = 10,132,224.77/5,038.29
  6. Step 6: Final answer
    x = 2,011.04

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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.