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Finding the Fourth Proportional to 4,010.64, 6,015.16 and 1,089.16

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Solution

The fourth proportional to 4,010.64, 6,015.16 and 1,089.16 is: 1,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,010.64 : 6,015.16 = 1,089.16 : x
  2. Step 2: Convert to fraction form
    4,010.64/6,015.16 = 1,089.16/x
  3. Step 3: Cross multiply
    4,010.64x = 6,015.16 × 1,089.16
  4. Step 4: Simplify right side
    4,010.64x = 6,551,471.67
  5. Step 5: Solve for x
    x = 6,551,471.67/4,010.64
  6. Step 6: Final answer
    x = 1,633.52

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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.