Home / 4,738.74-6,539.58-2,642.88

Finding the Fourth Proportional to 4,738.74, 6,539.58 and 2,642.88

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Solution

The fourth proportional to 4,738.74, 6,539.58 and 2,642.88 is: 3,647.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.74 : 6,539.58 = 2,642.88 : x
  2. Step 2: Convert to fraction form
    4,738.74/6,539.58 = 2,642.88/x
  3. Step 3: Cross multiply
    4,738.74x = 6,539.58 × 2,642.88
  4. Step 4: Simplify right side
    4,738.74x = 17,283,325.19
  5. Step 5: Solve for x
    x = 17,283,325.19/4,738.74
  6. Step 6: Final answer
    x = 3,647.24

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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.