Home / 5,015.28-6,924.78-4,642.07

Finding the Fourth Proportional to 5,015.28, 6,924.78 and 4,642.07

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Solution

The fourth proportional to 5,015.28, 6,924.78 and 4,642.07 is: 6,409.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.28 : 6,924.78 = 4,642.07 : x
  2. Step 2: Convert to fraction form
    5,015.28/6,924.78 = 4,642.07/x
  3. Step 3: Cross multiply
    5,015.28x = 6,924.78 × 4,642.07
  4. Step 4: Simplify right side
    5,015.28x = 32,145,330.81
  5. Step 5: Solve for x
    x = 32,145,330.81/5,015.28
  6. Step 6: Final answer
    x = 6,409.48

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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.