Home / 4,820.16-7,230.84-1,899.30

Finding the Fourth Proportional to 4,820.16, 7,230.84 and 1,899.30

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Solution

The fourth proportional to 4,820.16, 7,230.84 and 1,899.30 is: 2,849.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.16 : 7,230.84 = 1,899.30 : x
  2. Step 2: Convert to fraction form
    4,820.16/7,230.84 = 1,899.30/x
  3. Step 3: Cross multiply
    4,820.16x = 7,230.84 × 1,899.30
  4. Step 4: Simplify right side
    4,820.16x = 13,733,534.41
  5. Step 5: Solve for x
    x = 13,733,534.41/4,820.16
  6. Step 6: Final answer
    x = 2,849.19

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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.