Home / 2,316.95-3,197.48-1,269.01

Finding the Fourth Proportional to 2,316.95, 3,197.48 and 1,269.01

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Solution

The fourth proportional to 2,316.95, 3,197.48 and 1,269.01 is: 1,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316.95 : 3,197.48 = 1,269.01 : x
  2. Step 2: Convert to fraction form
    2,316.95/3,197.48 = 1,269.01/x
  3. Step 3: Cross multiply
    2,316.95x = 3,197.48 × 1,269.01
  4. Step 4: Simplify right side
    2,316.95x = 4,057,619.76
  5. Step 5: Solve for x
    x = 4,057,619.76/2,316.95
  6. Step 6: Final answer
    x = 1,751.28

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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.