Home / 7,101.63-10,653.48-2,170.53

Finding the Fourth Proportional to 7,101.63, 10,653.48 and 2,170.53

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Solution

The fourth proportional to 7,101.63, 10,653.48 and 2,170.53 is: 3,256.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101.63 : 10,653.48 = 2,170.53 : x
  2. Step 2: Convert to fraction form
    7,101.63/10,653.48 = 2,170.53/x
  3. Step 3: Cross multiply
    7,101.63x = 10,653.48 × 2,170.53
  4. Step 4: Simplify right side
    7,101.63x = 23,123,697.94
  5. Step 5: Solve for x
    x = 23,123,697.94/7,101.63
  6. Step 6: Final answer
    x = 3,256.11

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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.