Home / 2,386.86-3,580.29-1,461.66

Finding the Fourth Proportional to 2,386.86, 3,580.29 and 1,461.66

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Solution

The fourth proportional to 2,386.86, 3,580.29 and 1,461.66 is: 2,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.86 : 3,580.29 = 1,461.66 : x
  2. Step 2: Convert to fraction form
    2,386.86/3,580.29 = 1,461.66/x
  3. Step 3: Cross multiply
    2,386.86x = 3,580.29 × 1,461.66
  4. Step 4: Simplify right side
    2,386.86x = 5,233,166.68
  5. Step 5: Solve for x
    x = 5,233,166.68/2,386.86
  6. Step 6: Final answer
    x = 2,192.49

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Double scale
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Similar ratio
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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.