Home / 2,922.21-4,384.13-1,624.59

Finding the Fourth Proportional to 2,922.21, 4,384.13 and 1,624.59

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Solution

The fourth proportional to 2,922.21, 4,384.13 and 1,624.59 is: 2,437.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.21 : 4,384.13 = 1,624.59 : x
  2. Step 2: Convert to fraction form
    2,922.21/4,384.13 = 1,624.59/x
  3. Step 3: Cross multiply
    2,922.21x = 4,384.13 × 1,624.59
  4. Step 4: Simplify right side
    2,922.21x = 7,122,405.63
  5. Step 5: Solve for x
    x = 7,122,405.63/2,922.21
  6. Step 6: Final answer
    x = 2,437.34

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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.