Home / 5,098.84-7,037.13-2,830.70

Finding the Fourth Proportional to 5,098.84, 7,037.13 and 2,830.70

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Solution

The fourth proportional to 5,098.84, 7,037.13 and 2,830.70 is: 3,906.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.84 : 7,037.13 = 2,830.70 : x
  2. Step 2: Convert to fraction form
    5,098.84/7,037.13 = 2,830.70/x
  3. Step 3: Cross multiply
    5,098.84x = 7,037.13 × 2,830.70
  4. Step 4: Simplify right side
    5,098.84x = 19,920,018.22
  5. Step 5: Solve for x
    x = 19,920,018.22/5,098.84
  6. Step 6: Final answer
    x = 3,906.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.