Home / 4,820.46-7,228.98-1,699.80

Finding the Fourth Proportional to 4,820.46, 7,228.98 and 1,699.80

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Solution

The fourth proportional to 4,820.46, 7,228.98 and 1,699.80 is: 2,549.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.46 : 7,228.98 = 1,699.80 : x
  2. Step 2: Convert to fraction form
    4,820.46/7,228.98 = 1,699.80/x
  3. Step 3: Cross multiply
    4,820.46x = 7,228.98 × 1,699.80
  4. Step 4: Simplify right side
    4,820.46x = 12,287,820.20
  5. Step 5: Solve for x
    x = 12,287,820.20/4,820.46
  6. Step 6: Final answer
    x = 2,549.10

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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.