Home / 5,033.53-7,547.85-2,111.05

Finding the Fourth Proportional to 5,033.53, 7,547.85 and 2,111.05

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Solution

The fourth proportional to 5,033.53, 7,547.85 and 2,111.05 is: 3,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,033.53 : 7,547.85 = 2,111.05 : x
  2. Step 2: Convert to fraction form
    5,033.53/7,547.85 = 2,111.05/x
  3. Step 3: Cross multiply
    5,033.53x = 7,547.85 × 2,111.05
  4. Step 4: Simplify right side
    5,033.53x = 15,933,888.74
  5. Step 5: Solve for x
    x = 15,933,888.74/5,033.53
  6. Step 6: Final answer
    x = 3,165.55

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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.