Home / 4,914.96-6,781.58-2,925.13

Finding the Fourth Proportional to 4,914.96, 6,781.58 and 2,925.13

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Solution

The fourth proportional to 4,914.96, 6,781.58 and 2,925.13 is: 4,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.96 : 6,781.58 = 2,925.13 : x
  2. Step 2: Convert to fraction form
    4,914.96/6,781.58 = 2,925.13/x
  3. Step 3: Cross multiply
    4,914.96x = 6,781.58 × 2,925.13
  4. Step 4: Simplify right side
    4,914.96x = 19,837,003.11
  5. Step 5: Solve for x
    x = 19,837,003.11/4,914.96
  6. Step 6: Final answer
    x = 4,036.05

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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.