Home / 2,952.24-4,430.98-2,219.58

Finding the Fourth Proportional to 2,952.24, 4,430.98 and 2,219.58

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Solution

The fourth proportional to 2,952.24, 4,430.98 and 2,219.58 is: 3,331.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.24 : 4,430.98 = 2,219.58 : x
  2. Step 2: Convert to fraction form
    2,952.24/4,430.98 = 2,219.58/x
  3. Step 3: Cross multiply
    2,952.24x = 4,430.98 × 2,219.58
  4. Step 4: Simplify right side
    2,952.24x = 9,834,914.59
  5. Step 5: Solve for x
    x = 9,834,914.59/2,952.24
  6. Step 6: Final answer
    x = 3,331.34

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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.