Home / 7,870.26-11,792.55-4,586.13

Finding the Fourth Proportional to 7,870.26, 11,792.55 and 4,586.13

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Solution

The fourth proportional to 7,870.26, 11,792.55 and 4,586.13 is: 6,871.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,870.26 : 11,792.55 = 4,586.13 : x
  2. Step 2: Convert to fraction form
    7,870.26/11,792.55 = 4,586.13/x
  3. Step 3: Cross multiply
    7,870.26x = 11,792.55 × 4,586.13
  4. Step 4: Simplify right side
    7,870.26x = 54,082,167.33
  5. Step 5: Solve for x
    x = 54,082,167.33/7,870.26
  6. Step 6: Final answer
    x = 6,871.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.