Home / 5,050.84-7,579.41-1,931.11

Finding the Fourth Proportional to 5,050.84, 7,579.41 and 1,931.11

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Solution

The fourth proportional to 5,050.84, 7,579.41 and 1,931.11 is: 2,897.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.84 : 7,579.41 = 1,931.11 : x
  2. Step 2: Convert to fraction form
    5,050.84/7,579.41 = 1,931.11/x
  3. Step 3: Cross multiply
    5,050.84x = 7,579.41 × 1,931.11
  4. Step 4: Simplify right side
    5,050.84x = 14,636,636.55
  5. Step 5: Solve for x
    x = 14,636,636.55/5,050.84
  6. Step 6: Final answer
    x = 2,897.86

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Half scale
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Double scale
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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.