Home / 5,014.18-7,480.45-4,885.30

Finding the Fourth Proportional to 5,014.18, 7,480.45 and 4,885.30

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Solution

The fourth proportional to 5,014.18, 7,480.45 and 4,885.30 is: 7,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.18 : 7,480.45 = 4,885.30 : x
  2. Step 2: Convert to fraction form
    5,014.18/7,480.45 = 4,885.30/x
  3. Step 3: Cross multiply
    5,014.18x = 7,480.45 × 4,885.30
  4. Step 4: Simplify right side
    5,014.18x = 36,544,242.39
  5. Step 5: Solve for x
    x = 36,544,242.39/5,014.18
  6. Step 6: Final answer
    x = 7,288.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.