Home / 3,478.51-4,797.80-2,534.59

Finding the Fourth Proportional to 3,478.51, 4,797.80 and 2,534.59

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Solution

The fourth proportional to 3,478.51, 4,797.80 and 2,534.59 is: 3,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478.51 : 4,797.80 = 2,534.59 : x
  2. Step 2: Convert to fraction form
    3,478.51/4,797.80 = 2,534.59/x
  3. Step 3: Cross multiply
    3,478.51x = 4,797.80 × 2,534.59
  4. Step 4: Simplify right side
    3,478.51x = 12,160,440.74
  5. Step 5: Solve for x
    x = 12,160,440.74/3,478.51
  6. Step 6: Final answer
    x = 3,495.88

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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.