Home / 7,851.68-10,829.48-5,052.32

Finding the Fourth Proportional to 7,851.68, 10,829.48 and 5,052.32

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Solution

The fourth proportional to 7,851.68, 10,829.48 and 5,052.32 is: 6,968.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851.68 : 10,829.48 = 5,052.32 : x
  2. Step 2: Convert to fraction form
    7,851.68/10,829.48 = 5,052.32/x
  3. Step 3: Cross multiply
    7,851.68x = 10,829.48 × 5,052.32
  4. Step 4: Simplify right side
    7,851.68x = 54,713,998.39
  5. Step 5: Solve for x
    x = 54,713,998.39/7,851.68
  6. Step 6: Final answer
    x = 6,968.44

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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.