Home / 4,842.08-6,681.78-2,717.45

Finding the Fourth Proportional to 4,842.08, 6,681.78 and 2,717.45

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Solution

The fourth proportional to 4,842.08, 6,681.78 and 2,717.45 is: 3,749.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.08 : 6,681.78 = 2,717.45 : x
  2. Step 2: Convert to fraction form
    4,842.08/6,681.78 = 2,717.45/x
  3. Step 3: Cross multiply
    4,842.08x = 6,681.78 × 2,717.45
  4. Step 4: Simplify right side
    4,842.08x = 18,157,403.06
  5. Step 5: Solve for x
    x = 18,157,403.06/4,842.08
  6. Step 6: Final answer
    x = 3,749.92

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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.