Home / 8,972.04-13,443.47-5,277.63

Finding the Fourth Proportional to 8,972.04, 13,443.47 and 5,277.63

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Solution

The fourth proportional to 8,972.04, 13,443.47 and 5,277.63 is: 7,907.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972.04 : 13,443.47 = 5,277.63 : x
  2. Step 2: Convert to fraction form
    8,972.04/13,443.47 = 5,277.63/x
  3. Step 3: Cross multiply
    8,972.04x = 13,443.47 × 5,277.63
  4. Step 4: Simplify right side
    8,972.04x = 70,949,660.58
  5. Step 5: Solve for x
    x = 70,949,660.58/8,972.04
  6. Step 6: Final answer
    x = 7,907.86

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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.