Home / 7,130.49-10,697.16-2,199.94

Finding the Fourth Proportional to 7,130.49, 10,697.16 and 2,199.94

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Solution

The fourth proportional to 7,130.49, 10,697.16 and 2,199.94 is: 3,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130.49 : 10,697.16 = 2,199.94 : x
  2. Step 2: Convert to fraction form
    7,130.49/10,697.16 = 2,199.94/x
  3. Step 3: Cross multiply
    7,130.49x = 10,697.16 × 2,199.94
  4. Step 4: Simplify right side
    7,130.49x = 23,533,110.17
  5. Step 5: Solve for x
    x = 23,533,110.17/7,130.49
  6. Step 6: Final answer
    x = 3,300.35

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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.