Home / 4,110.40-6,168.48-1,515.52

Finding the Fourth Proportional to 4,110.40, 6,168.48 and 1,515.52

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Solution

The fourth proportional to 4,110.40, 6,168.48 and 1,515.52 is: 2,274.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.40 : 6,168.48 = 1,515.52 : x
  2. Step 2: Convert to fraction form
    4,110.40/6,168.48 = 1,515.52/x
  3. Step 3: Cross multiply
    4,110.40x = 6,168.48 × 1,515.52
  4. Step 4: Simplify right side
    4,110.40x = 9,348,454.81
  5. Step 5: Solve for x
    x = 9,348,454.81/4,110.40
  6. Step 6: Final answer
    x = 2,274.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.