Home / 4,403.40-6,602.70-1,480.20

Finding the Fourth Proportional to 4,403.40, 6,602.70 and 1,480.20

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Solution

The fourth proportional to 4,403.40, 6,602.70 and 1,480.20 is: 2,219.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403.40 : 6,602.70 = 1,480.20 : x
  2. Step 2: Convert to fraction form
    4,403.40/6,602.70 = 1,480.20/x
  3. Step 3: Cross multiply
    4,403.40x = 6,602.70 × 1,480.20
  4. Step 4: Simplify right side
    4,403.40x = 9,773,316.54
  5. Step 5: Solve for x
    x = 9,773,316.54/4,403.40
  6. Step 6: Final answer
    x = 2,219.49

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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.