Home / 2,041.10-2,816.78-1,157.03

Finding the Fourth Proportional to 2,041.10, 2,816.78 and 1,157.03

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Solution

The fourth proportional to 2,041.10, 2,816.78 and 1,157.03 is: 1,596.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.10 : 2,816.78 = 1,157.03 : x
  2. Step 2: Convert to fraction form
    2,041.10/2,816.78 = 1,157.03/x
  3. Step 3: Cross multiply
    2,041.10x = 2,816.78 × 1,157.03
  4. Step 4: Simplify right side
    2,041.10x = 3,259,098.96
  5. Step 5: Solve for x
    x = 3,259,098.96/2,041.10
  6. Step 6: Final answer
    x = 1,596.74

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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.