Home / 3,030.08-4,547.21-1,181.21

Finding the Fourth Proportional to 3,030.08, 4,547.21 and 1,181.21

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Solution

The fourth proportional to 3,030.08, 4,547.21 and 1,181.21 is: 1,772.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.08 : 4,547.21 = 1,181.21 : x
  2. Step 2: Convert to fraction form
    3,030.08/4,547.21 = 1,181.21/x
  3. Step 3: Cross multiply
    3,030.08x = 4,547.21 × 1,181.21
  4. Step 4: Simplify right side
    3,030.08x = 5,371,209.92
  5. Step 5: Solve for x
    x = 5,371,209.92/3,030.08
  6. Step 6: Final answer
    x = 1,772.63

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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.