Home / 6,585.16-9,087.78-3,931.96

Finding the Fourth Proportional to 6,585.16, 9,087.78 and 3,931.96

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Solution

The fourth proportional to 6,585.16, 9,087.78 and 3,931.96 is: 5,426.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,585.16 : 9,087.78 = 3,931.96 : x
  2. Step 2: Convert to fraction form
    6,585.16/9,087.78 = 3,931.96/x
  3. Step 3: Cross multiply
    6,585.16x = 9,087.78 × 3,931.96
  4. Step 4: Simplify right side
    6,585.16x = 35,732,787.45
  5. Step 5: Solve for x
    x = 35,732,787.45/6,585.16
  6. Step 6: Final answer
    x = 5,426.26

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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.