Home / 4,117.86-5,681.40-2,349.36

Finding the Fourth Proportional to 4,117.86, 5,681.40 and 2,349.36

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Solution

The fourth proportional to 4,117.86, 5,681.40 and 2,349.36 is: 3,241.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.86 : 5,681.40 = 2,349.36 : x
  2. Step 2: Convert to fraction form
    4,117.86/5,681.40 = 2,349.36/x
  3. Step 3: Cross multiply
    4,117.86x = 5,681.40 × 2,349.36
  4. Step 4: Simplify right side
    4,117.86x = 13,347,653.90
  5. Step 5: Solve for x
    x = 13,347,653.90/4,117.86
  6. Step 6: Final answer
    x = 3,241.41

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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.