Home / 2,730.08-3,766.32-1,846.40

Finding the Fourth Proportional to 2,730.08, 3,766.32 and 1,846.40

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Solution

The fourth proportional to 2,730.08, 3,766.32 and 1,846.40 is: 2,547.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.08 : 3,766.32 = 1,846.40 : x
  2. Step 2: Convert to fraction form
    2,730.08/3,766.32 = 1,846.40/x
  3. Step 3: Cross multiply
    2,730.08x = 3,766.32 × 1,846.40
  4. Step 4: Simplify right side
    2,730.08x = 6,954,133.25
  5. Step 5: Solve for x
    x = 6,954,133.25/2,730.08
  6. Step 6: Final answer
    x = 2,547.23

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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.