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Finding the Fourth Proportional to 7,259.98, 10,007.13 and 4,898.02

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Solution

The fourth proportional to 7,259.98, 10,007.13 and 4,898.02 is: 6,751.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.98 : 10,007.13 = 4,898.02 : x
  2. Step 2: Convert to fraction form
    7,259.98/10,007.13 = 4,898.02/x
  3. Step 3: Cross multiply
    7,259.98x = 10,007.13 × 4,898.02
  4. Step 4: Simplify right side
    7,259.98x = 49,015,122.88
  5. Step 5: Solve for x
    x = 49,015,122.88/7,259.98
  6. Step 6: Final answer
    x = 6,751.41

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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.