Home / 2,430.24-3,355.10-1,950.47

Finding the Fourth Proportional to 2,430.24, 3,355.10 and 1,950.47

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Solution

The fourth proportional to 2,430.24, 3,355.10 and 1,950.47 is: 2,692.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.24 : 3,355.10 = 1,950.47 : x
  2. Step 2: Convert to fraction form
    2,430.24/3,355.10 = 1,950.47/x
  3. Step 3: Cross multiply
    2,430.24x = 3,355.10 × 1,950.47
  4. Step 4: Simplify right side
    2,430.24x = 6,544,015.27
  5. Step 5: Solve for x
    x = 6,544,015.27/2,430.24
  6. Step 6: Final answer
    x = 2,692.75

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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.