Home / 3,426.63-4,721.77-2,364.72

Finding the Fourth Proportional to 3,426.63, 4,721.77 and 2,364.72

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Solution

The fourth proportional to 3,426.63, 4,721.77 and 2,364.72 is: 3,258.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.63 : 4,721.77 = 2,364.72 : x
  2. Step 2: Convert to fraction form
    3,426.63/4,721.77 = 2,364.72/x
  3. Step 3: Cross multiply
    3,426.63x = 4,721.77 × 2,364.72
  4. Step 4: Simplify right side
    3,426.63x = 11,165,663.95
  5. Step 5: Solve for x
    x = 11,165,663.95/3,426.63
  6. Step 6: Final answer
    x = 3,258.50

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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.