Home / 10,357.39-15,536.09-2,566.21

Finding the Fourth Proportional to 10,357.39, 15,536.09 and 2,566.21

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Solution

The fourth proportional to 10,357.39, 15,536.09 and 2,566.21 is: 3,849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.39 : 15,536.09 = 2,566.21 : x
  2. Step 2: Convert to fraction form
    10,357.39/15,536.09 = 2,566.21/x
  3. Step 3: Cross multiply
    10,357.39x = 15,536.09 × 2,566.21
  4. Step 4: Simplify right side
    10,357.39x = 39,868,869.52
  5. Step 5: Solve for x
    x = 39,868,869.52/10,357.39
  6. Step 6: Final answer
    x = 3,849.32

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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.