Home / 11,377.53-15,699.58-6,341.38

Finding the Fourth Proportional to 11,377.53, 15,699.58 and 6,341.38

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Solution

The fourth proportional to 11,377.53, 15,699.58 and 6,341.38 is: 8,750.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.53 : 15,699.58 = 6,341.38 : x
  2. Step 2: Convert to fraction form
    11,377.53/15,699.58 = 6,341.38/x
  3. Step 3: Cross multiply
    11,377.53x = 15,699.58 × 6,341.38
  4. Step 4: Simplify right side
    11,377.53x = 99,556,947.52
  5. Step 5: Solve for x
    x = 99,556,947.52/11,377.53
  6. Step 6: Final answer
    x = 8,750.31

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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.