Home / 6,019.40-9,018.30-5,328.20

Finding the Fourth Proportional to 6,019.40, 9,018.30 and 5,328.20

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Solution

The fourth proportional to 6,019.40, 9,018.30 and 5,328.20 is: 7,982.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,019.40 : 9,018.30 = 5,328.20 : x
  2. Step 2: Convert to fraction form
    6,019.40/9,018.30 = 5,328.20/x
  3. Step 3: Cross multiply
    6,019.40x = 9,018.30 × 5,328.20
  4. Step 4: Simplify right side
    6,019.40x = 48,051,306.06
  5. Step 5: Solve for x
    x = 48,051,306.06/6,019.40
  6. Step 6: Final answer
    x = 7,982.74

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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.