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Finding the Fourth Proportional to 5,011.95, 7,464.99 and 4,748.49

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Solution

The fourth proportional to 5,011.95, 7,464.99 and 4,748.49 is: 7,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.95 : 7,464.99 = 4,748.49 : x
  2. Step 2: Convert to fraction form
    5,011.95/7,464.99 = 4,748.49/x
  3. Step 3: Cross multiply
    5,011.95x = 7,464.99 × 4,748.49
  4. Step 4: Simplify right side
    5,011.95x = 35,447,430.37
  5. Step 5: Solve for x
    x = 35,447,430.37/5,011.95
  6. Step 6: Final answer
    x = 7,072.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.