Home / 4,457.87-6,659.70-2,885.06

Finding the Fourth Proportional to 4,457.87, 6,659.70 and 2,885.06

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Solution

The fourth proportional to 4,457.87, 6,659.70 and 2,885.06 is: 4,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.87 : 6,659.70 = 2,885.06 : x
  2. Step 2: Convert to fraction form
    4,457.87/6,659.70 = 2,885.06/x
  3. Step 3: Cross multiply
    4,457.87x = 6,659.70 × 2,885.06
  4. Step 4: Simplify right side
    4,457.87x = 19,213,634.08
  5. Step 5: Solve for x
    x = 19,213,634.08/4,457.87
  6. Step 6: Final answer
    x = 4,310.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.