Home / 10,195.13-15,296.77-4,651.08

Finding the Fourth Proportional to 10,195.13, 15,296.77 and 4,651.08

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Solution

The fourth proportional to 10,195.13, 15,296.77 and 4,651.08 is: 6,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.13 : 15,296.77 = 4,651.08 : x
  2. Step 2: Convert to fraction form
    10,195.13/15,296.77 = 4,651.08/x
  3. Step 3: Cross multiply
    10,195.13x = 15,296.77 × 4,651.08
  4. Step 4: Simplify right side
    10,195.13x = 71,146,501.01
  5. Step 5: Solve for x
    x = 71,146,501.01/10,195.13
  6. Step 6: Final answer
    x = 6,978.48

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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.