Home / 5,585.13-7,707.46-3,162.45

Finding the Fourth Proportional to 5,585.13, 7,707.46 and 3,162.45

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Solution

The fourth proportional to 5,585.13, 7,707.46 and 3,162.45 is: 4,364.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.13 : 7,707.46 = 3,162.45 : x
  2. Step 2: Convert to fraction form
    5,585.13/7,707.46 = 3,162.45/x
  3. Step 3: Cross multiply
    5,585.13x = 7,707.46 × 3,162.45
  4. Step 4: Simplify right side
    5,585.13x = 24,374,448.97
  5. Step 5: Solve for x
    x = 24,374,448.97/5,585.13
  6. Step 6: Final answer
    x = 4,364.17

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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.