Home / 2,431.12-3,347.58-2,037.46

Finding the Fourth Proportional to 2,431.12, 3,347.58 and 2,037.46

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Solution

The fourth proportional to 2,431.12, 3,347.58 and 2,037.46 is: 2,805.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431.12 : 3,347.58 = 2,037.46 : x
  2. Step 2: Convert to fraction form
    2,431.12/3,347.58 = 2,037.46/x
  3. Step 3: Cross multiply
    2,431.12x = 3,347.58 × 2,037.46
  4. Step 4: Simplify right side
    2,431.12x = 6,820,559.62
  5. Step 5: Solve for x
    x = 6,820,559.62/2,431.12
  6. Step 6: Final answer
    x = 2,805.52

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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.