Home / 8,619.04-11,895.20-5,263.84

Finding the Fourth Proportional to 8,619.04, 11,895.20 and 5,263.84

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Solution

The fourth proportional to 8,619.04, 11,895.20 and 5,263.84 is: 7,264.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619.04 : 11,895.20 = 5,263.84 : x
  2. Step 2: Convert to fraction form
    8,619.04/11,895.20 = 5,263.84/x
  3. Step 3: Cross multiply
    8,619.04x = 11,895.20 × 5,263.84
  4. Step 4: Simplify right side
    8,619.04x = 62,614,429.57
  5. Step 5: Solve for x
    x = 62,614,429.57/8,619.04
  6. Step 6: Final answer
    x = 7,264.66

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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.