Home / 3,030.89-4,547.48-1,183.30

Finding the Fourth Proportional to 3,030.89, 4,547.48 and 1,183.30

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Solution

The fourth proportional to 3,030.89, 4,547.48 and 1,183.30 is: 1,775.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.89 : 4,547.48 = 1,183.30 : x
  2. Step 2: Convert to fraction form
    3,030.89/4,547.48 = 1,183.30/x
  3. Step 3: Cross multiply
    3,030.89x = 4,547.48 × 1,183.30
  4. Step 4: Simplify right side
    3,030.89x = 5,381,015.80
  5. Step 5: Solve for x
    x = 5,381,015.80/3,030.89
  6. Step 6: Final answer
    x = 1,775.39

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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.