Home / 5,306.02-7,962.36-2,019.40

Finding the Fourth Proportional to 5,306.02, 7,962.36 and 2,019.40

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Solution

The fourth proportional to 5,306.02, 7,962.36 and 2,019.40 is: 3,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.02 : 7,962.36 = 2,019.40 : x
  2. Step 2: Convert to fraction form
    5,306.02/7,962.36 = 2,019.40/x
  3. Step 3: Cross multiply
    5,306.02x = 7,962.36 × 2,019.40
  4. Step 4: Simplify right side
    5,306.02x = 16,079,189.78
  5. Step 5: Solve for x
    x = 16,079,189.78/5,306.02
  6. Step 6: Final answer
    x = 3,030.37

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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.