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Finding the Fourth Proportional to 7,019.52, 10,529.04 and 3,323.52

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Solution

The fourth proportional to 7,019.52, 10,529.04 and 3,323.52 is: 4,985.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.52 : 10,529.04 = 3,323.52 : x
  2. Step 2: Convert to fraction form
    7,019.52/10,529.04 = 3,323.52/x
  3. Step 3: Cross multiply
    7,019.52x = 10,529.04 × 3,323.52
  4. Step 4: Simplify right side
    7,019.52x = 34,993,475.02
  5. Step 5: Solve for x
    x = 34,993,475.02/7,019.52
  6. Step 6: Final answer
    x = 4,985.17

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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.