Home / 10,683.07-16,010.66-7,731.45

Finding the Fourth Proportional to 10,683.07, 16,010.66 and 7,731.45

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Solution

The fourth proportional to 10,683.07, 16,010.66 and 7,731.45 is: 11,587.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,683.07 : 16,010.66 = 7,731.45 : x
  2. Step 2: Convert to fraction form
    10,683.07/16,010.66 = 7,731.45/x
  3. Step 3: Cross multiply
    10,683.07x = 16,010.66 × 7,731.45
  4. Step 4: Simplify right side
    10,683.07x = 123,785,617.26
  5. Step 5: Solve for x
    x = 123,785,617.26/10,683.07
  6. Step 6: Final answer
    x = 11,587.08

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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.