Home / 2,416.79-3,335.07-1,368.85

Finding the Fourth Proportional to 2,416.79, 3,335.07 and 1,368.85

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Solution

The fourth proportional to 2,416.79, 3,335.07 and 1,368.85 is: 1,888.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.79 : 3,335.07 = 1,368.85 : x
  2. Step 2: Convert to fraction form
    2,416.79/3,335.07 = 1,368.85/x
  3. Step 3: Cross multiply
    2,416.79x = 3,335.07 × 1,368.85
  4. Step 4: Simplify right side
    2,416.79x = 4,565,210.57
  5. Step 5: Solve for x
    x = 4,565,210.57/2,416.79
  6. Step 6: Final answer
    x = 1,888.96

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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.