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Finding the Fourth Proportional to 7,041.04, 9,721.16 and 4,524.25

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Solution

The fourth proportional to 7,041.04, 9,721.16 and 4,524.25 is: 6,246.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.04 : 9,721.16 = 4,524.25 : x
  2. Step 2: Convert to fraction form
    7,041.04/9,721.16 = 4,524.25/x
  3. Step 3: Cross multiply
    7,041.04x = 9,721.16 × 4,524.25
  4. Step 4: Simplify right side
    7,041.04x = 43,980,958.13
  5. Step 5: Solve for x
    x = 43,980,958.13/7,041.04
  6. Step 6: Final answer
    x = 6,246.37

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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.