Home / 5,585.16-7,707.18-3,066.78

Finding the Fourth Proportional to 5,585.16, 7,707.18 and 3,066.78

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Solution

The fourth proportional to 5,585.16, 7,707.18 and 3,066.78 is: 4,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.16 : 7,707.18 = 3,066.78 : x
  2. Step 2: Convert to fraction form
    5,585.16/7,707.18 = 3,066.78/x
  3. Step 3: Cross multiply
    5,585.16x = 7,707.18 × 3,066.78
  4. Step 4: Simplify right side
    5,585.16x = 23,636,225.48
  5. Step 5: Solve for x
    x = 23,636,225.48/5,585.16
  6. Step 6: Final answer
    x = 4,231.97

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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.