Home / 7,638.05-10,526.24-5,956.80

Finding the Fourth Proportional to 7,638.05, 10,526.24 and 5,956.80

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Solution

The fourth proportional to 7,638.05, 10,526.24 and 5,956.80 is: 8,209.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638.05 : 10,526.24 = 5,956.80 : x
  2. Step 2: Convert to fraction form
    7,638.05/10,526.24 = 5,956.80/x
  3. Step 3: Cross multiply
    7,638.05x = 10,526.24 × 5,956.80
  4. Step 4: Simplify right side
    7,638.05x = 62,702,676.65
  5. Step 5: Solve for x
    x = 62,702,676.65/7,638.05
  6. Step 6: Final answer
    x = 8,209.26

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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.