Home / 7,767.36-10,718.28-4,409.04

Finding the Fourth Proportional to 7,767.36, 10,718.28 and 4,409.04

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Solution

The fourth proportional to 7,767.36, 10,718.28 and 4,409.04 is: 6,084.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.36 : 10,718.28 = 4,409.04 : x
  2. Step 2: Convert to fraction form
    7,767.36/10,718.28 = 4,409.04/x
  3. Step 3: Cross multiply
    7,767.36x = 10,718.28 × 4,409.04
  4. Step 4: Simplify right side
    7,767.36x = 47,257,325.25
  5. Step 5: Solve for x
    x = 47,257,325.25/7,767.36
  6. Step 6: Final answer
    x = 6,084.09

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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.