Home / 10,377.16-15,569.67-6,220.14

Finding the Fourth Proportional to 10,377.16, 15,569.67 and 6,220.14

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Solution

The fourth proportional to 10,377.16, 15,569.67 and 6,220.14 is: 9,332.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.16 : 15,569.67 = 6,220.14 : x
  2. Step 2: Convert to fraction form
    10,377.16/15,569.67 = 6,220.14/x
  3. Step 3: Cross multiply
    10,377.16x = 15,569.67 × 6,220.14
  4. Step 4: Simplify right side
    10,377.16x = 96,845,544.68
  5. Step 5: Solve for x
    x = 96,845,544.68/10,377.16
  6. Step 6: Final answer
    x = 9,332.56

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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.