Home / 5,222.30-7,206.68-2,953.61

Finding the Fourth Proportional to 5,222.30, 7,206.68 and 2,953.61

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Solution

The fourth proportional to 5,222.30, 7,206.68 and 2,953.61 is: 4,075.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.30 : 7,206.68 = 2,953.61 : x
  2. Step 2: Convert to fraction form
    5,222.30/7,206.68 = 2,953.61/x
  3. Step 3: Cross multiply
    5,222.30x = 7,206.68 × 2,953.61
  4. Step 4: Simplify right side
    5,222.30x = 21,285,686.08
  5. Step 5: Solve for x
    x = 21,285,686.08/5,222.30
  6. Step 6: Final answer
    x = 4,075.92

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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.