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Finding the Fourth Proportional to 4,898.24, 7,348.48 and 1,975.76

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Solution

The fourth proportional to 4,898.24, 7,348.48 and 1,975.76 is: 2,964.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.24 : 7,348.48 = 1,975.76 : x
  2. Step 2: Convert to fraction form
    4,898.24/7,348.48 = 1,975.76/x
  3. Step 3: Cross multiply
    4,898.24x = 7,348.48 × 1,975.76
  4. Step 4: Simplify right side
    4,898.24x = 14,518,832.84
  5. Step 5: Solve for x
    x = 14,518,832.84/4,898.24
  6. Step 6: Final answer
    x = 2,964.09

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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.