Home / 7,829.52-10,803.72-4,685.04

Finding the Fourth Proportional to 7,829.52, 10,803.72 and 4,685.04

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Solution

The fourth proportional to 7,829.52, 10,803.72 and 4,685.04 is: 6,464.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,829.52 : 10,803.72 = 4,685.04 : x
  2. Step 2: Convert to fraction form
    7,829.52/10,803.72 = 4,685.04/x
  3. Step 3: Cross multiply
    7,829.52x = 10,803.72 × 4,685.04
  4. Step 4: Simplify right side
    7,829.52x = 50,615,860.35
  5. Step 5: Solve for x
    x = 50,615,860.35/7,829.52
  6. Step 6: Final answer
    x = 6,464.75

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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.