Home / 1,958.95-2,697.03-1,587.16

Finding the Fourth Proportional to 1,958.95, 2,697.03 and 1,587.16

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Solution

The fourth proportional to 1,958.95, 2,697.03 and 1,587.16 is: 2,185.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.95 : 2,697.03 = 1,587.16 : x
  2. Step 2: Convert to fraction form
    1,958.95/2,697.03 = 1,587.16/x
  3. Step 3: Cross multiply
    1,958.95x = 2,697.03 × 1,587.16
  4. Step 4: Simplify right side
    1,958.95x = 4,280,621.51
  5. Step 5: Solve for x
    x = 4,280,621.51/1,958.95
  6. Step 6: Final answer
    x = 2,185.16

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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.