Home / 2,416.40-3,334.95-1,368.50

Finding the Fourth Proportional to 2,416.40, 3,334.95 and 1,368.50

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Solution

The fourth proportional to 2,416.40, 3,334.95 and 1,368.50 is: 1,888.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.40 : 3,334.95 = 1,368.50 : x
  2. Step 2: Convert to fraction form
    2,416.40/3,334.95 = 1,368.50/x
  3. Step 3: Cross multiply
    2,416.40x = 3,334.95 × 1,368.50
  4. Step 4: Simplify right side
    2,416.40x = 4,563,879.08
  5. Step 5: Solve for x
    x = 4,563,879.08/2,416.40
  6. Step 6: Final answer
    x = 1,888.71

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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.