Home / 7,089.17-10,622.98-3,386.30

Finding the Fourth Proportional to 7,089.17, 10,622.98 and 3,386.30

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Solution

The fourth proportional to 7,089.17, 10,622.98 and 3,386.30 is: 5,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.17 : 10,622.98 = 3,386.30 : x
  2. Step 2: Convert to fraction form
    7,089.17/10,622.98 = 3,386.30/x
  3. Step 3: Cross multiply
    7,089.17x = 10,622.98 × 3,386.30
  4. Step 4: Simplify right side
    7,089.17x = 35,972,580.24
  5. Step 5: Solve for x
    x = 35,972,580.24/7,089.17
  6. Step 6: Final answer
    x = 5,074.30

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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.