Home / 7,089.52-10,635.81-2,159.03

Finding the Fourth Proportional to 7,089.52, 10,635.81 and 2,159.03

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Solution

The fourth proportional to 7,089.52, 10,635.81 and 2,159.03 is: 3,239.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.52 : 10,635.81 = 2,159.03 : x
  2. Step 2: Convert to fraction form
    7,089.52/10,635.81 = 2,159.03/x
  3. Step 3: Cross multiply
    7,089.52x = 10,635.81 × 2,159.03
  4. Step 4: Simplify right side
    7,089.52x = 22,963,032.86
  5. Step 5: Solve for x
    x = 22,963,032.86/7,089.52
  6. Step 6: Final answer
    x = 3,239.01

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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.