Home / 4,741.16-7,111.02-1,820.84

Finding the Fourth Proportional to 4,741.16, 7,111.02 and 1,820.84

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Solution

The fourth proportional to 4,741.16, 7,111.02 and 1,820.84 is: 2,730.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.16 : 7,111.02 = 1,820.84 : x
  2. Step 2: Convert to fraction form
    4,741.16/7,111.02 = 1,820.84/x
  3. Step 3: Cross multiply
    4,741.16x = 7,111.02 × 1,820.84
  4. Step 4: Simplify right side
    4,741.16x = 12,948,029.66
  5. Step 5: Solve for x
    x = 12,948,029.66/4,741.16
  6. Step 6: Final answer
    x = 2,730.98

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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.