Home / 6,586.61-9,089.51-3,935.57

Finding the Fourth Proportional to 6,586.61, 9,089.51 and 3,935.57

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Solution

The fourth proportional to 6,586.61, 9,089.51 and 3,935.57 is: 5,431.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.61 : 9,089.51 = 3,935.57 : x
  2. Step 2: Convert to fraction form
    6,586.61/9,089.51 = 3,935.57/x
  3. Step 3: Cross multiply
    6,586.61x = 9,089.51 × 3,935.57
  4. Step 4: Simplify right side
    6,586.61x = 35,772,337.75
  5. Step 5: Solve for x
    x = 35,772,337.75/6,586.61
  6. Step 6: Final answer
    x = 5,431.07

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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.