Home / 3,507.02-4,841.74-2,181.46

Finding the Fourth Proportional to 3,507.02, 4,841.74 and 2,181.46

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Solution

The fourth proportional to 3,507.02, 4,841.74 and 2,181.46 is: 3,011.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.02 : 4,841.74 = 2,181.46 : x
  2. Step 2: Convert to fraction form
    3,507.02/4,841.74 = 2,181.46/x
  3. Step 3: Cross multiply
    3,507.02x = 4,841.74 × 2,181.46
  4. Step 4: Simplify right side
    3,507.02x = 10,562,062.14
  5. Step 5: Solve for x
    x = 10,562,062.14/3,507.02
  6. Step 6: Final answer
    x = 3,011.69

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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.