Home / 4,914.36-6,781.59-2,925.14

Finding the Fourth Proportional to 4,914.36, 6,781.59 and 2,925.14

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Solution

The fourth proportional to 4,914.36, 6,781.59 and 2,925.14 is: 4,036.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.36 : 6,781.59 = 2,925.14 : x
  2. Step 2: Convert to fraction form
    4,914.36/6,781.59 = 2,925.14/x
  3. Step 3: Cross multiply
    4,914.36x = 6,781.59 × 2,925.14
  4. Step 4: Simplify right side
    4,914.36x = 19,837,066.26
  5. Step 5: Solve for x
    x = 19,837,066.26/4,914.36
  6. Step 6: Final answer
    x = 4,036.55

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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.