Home / 3,435.13-5,152.80-1,095.16

Finding the Fourth Proportional to 3,435.13, 5,152.80 and 1,095.16

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Solution

The fourth proportional to 3,435.13, 5,152.80 and 1,095.16 is: 1,642.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.13 : 5,152.80 = 1,095.16 : x
  2. Step 2: Convert to fraction form
    3,435.13/5,152.80 = 1,095.16/x
  3. Step 3: Cross multiply
    3,435.13x = 5,152.80 × 1,095.16
  4. Step 4: Simplify right side
    3,435.13x = 5,643,140.45
  5. Step 5: Solve for x
    x = 5,643,140.45/3,435.13
  6. Step 6: Final answer
    x = 1,642.77

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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.