Home / 2,950.30-4,071.48-1,624.12

Finding the Fourth Proportional to 2,950.30, 4,071.48 and 1,624.12

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Solution

The fourth proportional to 2,950.30, 4,071.48 and 1,624.12 is: 2,241.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.30 : 4,071.48 = 1,624.12 : x
  2. Step 2: Convert to fraction form
    2,950.30/4,071.48 = 1,624.12/x
  3. Step 3: Cross multiply
    2,950.30x = 4,071.48 × 1,624.12
  4. Step 4: Simplify right side
    2,950.30x = 6,612,572.10
  5. Step 5: Solve for x
    x = 6,612,572.10/2,950.30
  6. Step 6: Final answer
    x = 2,241.32

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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.