Home / 8,246.81-11,381.32-4,521.53

Finding the Fourth Proportional to 8,246.81, 11,381.32 and 4,521.53

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Solution

The fourth proportional to 8,246.81, 11,381.32 and 4,521.53 is: 6,240.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.81 : 11,381.32 = 4,521.53 : x
  2. Step 2: Convert to fraction form
    8,246.81/11,381.32 = 4,521.53/x
  3. Step 3: Cross multiply
    8,246.81x = 11,381.32 × 4,521.53
  4. Step 4: Simplify right side
    8,246.81x = 51,461,013.92
  5. Step 5: Solve for x
    x = 51,461,013.92/8,246.81
  6. Step 6: Final answer
    x = 6,240.11

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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.