Home / 1,888.02-2,832.93-1,157.18

Finding the Fourth Proportional to 1,888.02, 2,832.93 and 1,157.18

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Solution

The fourth proportional to 1,888.02, 2,832.93 and 1,157.18 is: 1,736.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888.02 : 2,832.93 = 1,157.18 : x
  2. Step 2: Convert to fraction form
    1,888.02/2,832.93 = 1,157.18/x
  3. Step 3: Cross multiply
    1,888.02x = 2,832.93 × 1,157.18
  4. Step 4: Simplify right side
    1,888.02x = 3,278,195.77
  5. Step 5: Solve for x
    x = 3,278,195.77/1,888.02
  6. Step 6: Final answer
    x = 1,736.31

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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.