Home / 5,141.15-7,692.28-4,830.11

Finding the Fourth Proportional to 5,141.15, 7,692.28 and 4,830.11

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Solution

The fourth proportional to 5,141.15, 7,692.28 and 4,830.11 is: 7,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.15 : 7,692.28 = 4,830.11 : x
  2. Step 2: Convert to fraction form
    5,141.15/7,692.28 = 4,830.11/x
  3. Step 3: Cross multiply
    5,141.15x = 7,692.28 × 4,830.11
  4. Step 4: Simplify right side
    5,141.15x = 37,154,495.94
  5. Step 5: Solve for x
    x = 37,154,495.94/5,141.15
  6. Step 6: Final answer
    x = 7,226.89

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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.