Home / 3,674.48-5,070.30-2,258.90

Finding the Fourth Proportional to 3,674.48, 5,070.30 and 2,258.90

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Solution

The fourth proportional to 3,674.48, 5,070.30 and 2,258.90 is: 3,116.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.48 : 5,070.30 = 2,258.90 : x
  2. Step 2: Convert to fraction form
    3,674.48/5,070.30 = 2,258.90/x
  3. Step 3: Cross multiply
    3,674.48x = 5,070.30 × 2,258.90
  4. Step 4: Simplify right side
    3,674.48x = 11,453,300.67
  5. Step 5: Solve for x
    x = 11,453,300.67/3,674.48
  6. Step 6: Final answer
    x = 3,116.99

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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.