Home / 10,006.26-13,809.51-5,530.74

Finding the Fourth Proportional to 10,006.26, 13,809.51 and 5,530.74

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Solution

The fourth proportional to 10,006.26, 13,809.51 and 5,530.74 is: 7,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.26 : 13,809.51 = 5,530.74 : x
  2. Step 2: Convert to fraction form
    10,006.26/13,809.51 = 5,530.74/x
  3. Step 3: Cross multiply
    10,006.26x = 13,809.51 × 5,530.74
  4. Step 4: Simplify right side
    10,006.26x = 76,376,809.34
  5. Step 5: Solve for x
    x = 76,376,809.34/10,006.26
  6. Step 6: Final answer
    x = 7,632.90

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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.