Home / 2,707.28-3,736.08-1,588.16

Finding the Fourth Proportional to 2,707.28, 3,736.08 and 1,588.16

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Solution

The fourth proportional to 2,707.28, 3,736.08 and 1,588.16 is: 2,191.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.28 : 3,736.08 = 1,588.16 : x
  2. Step 2: Convert to fraction form
    2,707.28/3,736.08 = 1,588.16/x
  3. Step 3: Cross multiply
    2,707.28x = 3,736.08 × 1,588.16
  4. Step 4: Simplify right side
    2,707.28x = 5,933,492.81
  5. Step 5: Solve for x
    x = 5,933,492.81/2,707.28
  6. Step 6: Final answer
    x = 2,191.68

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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.