Home / 1,867.16-2,577.12-1,158.60

Finding the Fourth Proportional to 1,867.16, 2,577.12 and 1,158.60

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Solution

The fourth proportional to 1,867.16, 2,577.12 and 1,158.60 is: 1,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867.16 : 2,577.12 = 1,158.60 : x
  2. Step 2: Convert to fraction form
    1,867.16/2,577.12 = 1,158.60/x
  3. Step 3: Cross multiply
    1,867.16x = 2,577.12 × 1,158.60
  4. Step 4: Simplify right side
    1,867.16x = 2,985,851.23
  5. Step 5: Solve for x
    x = 2,985,851.23/1,867.16
  6. Step 6: Final answer
    x = 1,599.14

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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.