Home / 5,131.67-7,697.72-2,501.35

Finding the Fourth Proportional to 5,131.67, 7,697.72 and 2,501.35

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Solution

The fourth proportional to 5,131.67, 7,697.72 and 2,501.35 is: 3,752.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,131.67 : 7,697.72 = 2,501.35 : x
  2. Step 2: Convert to fraction form
    5,131.67/7,697.72 = 2,501.35/x
  3. Step 3: Cross multiply
    5,131.67x = 7,697.72 × 2,501.35
  4. Step 4: Simplify right side
    5,131.67x = 19,254,678.93
  5. Step 5: Solve for x
    x = 19,254,678.93/5,131.67
  6. Step 6: Final answer
    x = 3,752.13

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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.