Home / 10,072.08-13,899.33-5,595.66

Finding the Fourth Proportional to 10,072.08, 13,899.33 and 5,595.66

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Solution

The fourth proportional to 10,072.08, 13,899.33 and 5,595.66 is: 7,721.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.08 : 13,899.33 = 5,595.66 : x
  2. Step 2: Convert to fraction form
    10,072.08/13,899.33 = 5,595.66/x
  3. Step 3: Cross multiply
    10,072.08x = 13,899.33 × 5,595.66
  4. Step 4: Simplify right side
    10,072.08x = 77,775,924.91
  5. Step 5: Solve for x
    x = 77,775,924.91/10,072.08
  6. Step 6: Final answer
    x = 7,721.93

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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.