Home / 7,089.17-10,635.34-2,159.19

Finding the Fourth Proportional to 7,089.17, 10,635.34 and 2,159.19

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Solution

The fourth proportional to 7,089.17, 10,635.34 and 2,159.19 is: 3,239.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.17 : 10,635.34 = 2,159.19 : x
  2. Step 2: Convert to fraction form
    7,089.17/10,635.34 = 2,159.19/x
  3. Step 3: Cross multiply
    7,089.17x = 10,635.34 × 2,159.19
  4. Step 4: Simplify right side
    7,089.17x = 22,963,714.38
  5. Step 5: Solve for x
    x = 22,963,714.38/7,089.17
  6. Step 6: Final answer
    x = 3,239.27

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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.