Home / 2,293.51-3,165.79-1,349.25

Finding the Fourth Proportional to 2,293.51, 3,165.79 and 1,349.25

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Solution

The fourth proportional to 2,293.51, 3,165.79 and 1,349.25 is: 1,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.51 : 3,165.79 = 1,349.25 : x
  2. Step 2: Convert to fraction form
    2,293.51/3,165.79 = 1,349.25/x
  3. Step 3: Cross multiply
    2,293.51x = 3,165.79 × 1,349.25
  4. Step 4: Simplify right side
    2,293.51x = 4,271,442.16
  5. Step 5: Solve for x
    x = 4,271,442.16/2,293.51
  6. Step 6: Final answer
    x = 1,862.40

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1.5x scale

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.