Home / 5,036.28-6,949.96-2,798.16

Finding the Fourth Proportional to 5,036.28, 6,949.96 and 2,798.16

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Solution

The fourth proportional to 5,036.28, 6,949.96 and 2,798.16 is: 3,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.28 : 6,949.96 = 2,798.16 : x
  2. Step 2: Convert to fraction form
    5,036.28/6,949.96 = 2,798.16/x
  3. Step 3: Cross multiply
    5,036.28x = 6,949.96 × 2,798.16
  4. Step 4: Simplify right side
    5,036.28x = 19,447,100.07
  5. Step 5: Solve for x
    x = 19,447,100.07/5,036.28
  6. Step 6: Final answer
    x = 3,861.40

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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.