Home / 5,222.04-7,833.12-1,326.45

Finding the Fourth Proportional to 5,222.04, 7,833.12 and 1,326.45

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Solution

The fourth proportional to 5,222.04, 7,833.12 and 1,326.45 is: 1,989.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.04 : 7,833.12 = 1,326.45 : x
  2. Step 2: Convert to fraction form
    5,222.04/7,833.12 = 1,326.45/x
  3. Step 3: Cross multiply
    5,222.04x = 7,833.12 × 1,326.45
  4. Step 4: Simplify right side
    5,222.04x = 10,390,242.02
  5. Step 5: Solve for x
    x = 10,390,242.02/5,222.04
  6. Step 6: Final answer
    x = 1,989.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.