Home / 7,011.29-9,676.40-4,026.04

Finding the Fourth Proportional to 7,011.29, 9,676.40 and 4,026.04

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Solution

The fourth proportional to 7,011.29, 9,676.40 and 4,026.04 is: 5,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.29 : 9,676.40 = 4,026.04 : x
  2. Step 2: Convert to fraction form
    7,011.29/9,676.40 = 4,026.04/x
  3. Step 3: Cross multiply
    7,011.29x = 9,676.40 × 4,026.04
  4. Step 4: Simplify right side
    7,011.29x = 38,957,529.13
  5. Step 5: Solve for x
    x = 38,957,529.13/7,011.29
  6. Step 6: Final answer
    x = 5,556.40

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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.