Home / 2,534.76-3,498.21-1,539.81

Finding the Fourth Proportional to 2,534.76, 3,498.21 and 1,539.81

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Solution

The fourth proportional to 2,534.76, 3,498.21 and 1,539.81 is: 2,125.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,534.76 : 3,498.21 = 1,539.81 : x
  2. Step 2: Convert to fraction form
    2,534.76/3,498.21 = 1,539.81/x
  3. Step 3: Cross multiply
    2,534.76x = 3,498.21 × 1,539.81
  4. Step 4: Simplify right side
    2,534.76x = 5,386,578.74
  5. Step 5: Solve for x
    x = 5,386,578.74/2,534.76
  6. Step 6: Final answer
    x = 2,125.08

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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.