Home / 7,823.04-10,794.08-5,305.60

Finding the Fourth Proportional to 7,823.04, 10,794.08 and 5,305.60

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Solution

The fourth proportional to 7,823.04, 10,794.08 and 5,305.60 is: 7,320.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.04 : 10,794.08 = 5,305.60 : x
  2. Step 2: Convert to fraction form
    7,823.04/10,794.08 = 5,305.60/x
  3. Step 3: Cross multiply
    7,823.04x = 10,794.08 × 5,305.60
  4. Step 4: Simplify right side
    7,823.04x = 57,269,070.85
  5. Step 5: Solve for x
    x = 57,269,070.85/7,823.04
  6. Step 6: Final answer
    x = 7,320.56

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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.