Home / 8,217.36-12,320.28-4,052.28

Finding the Fourth Proportional to 8,217.36, 12,320.28 and 4,052.28

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Solution

The fourth proportional to 8,217.36, 12,320.28 and 4,052.28 is: 6,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217.36 : 12,320.28 = 4,052.28 : x
  2. Step 2: Convert to fraction form
    8,217.36/12,320.28 = 4,052.28/x
  3. Step 3: Cross multiply
    8,217.36x = 12,320.28 × 4,052.28
  4. Step 4: Simplify right side
    8,217.36x = 49,925,224.24
  5. Step 5: Solve for x
    x = 49,925,224.24/8,217.36
  6. Step 6: Final answer
    x = 6,075.58

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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.