Home / 5,541.05-7,646.79-3,023.21

Finding the Fourth Proportional to 5,541.05, 7,646.79 and 3,023.21

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Solution

The fourth proportional to 5,541.05, 7,646.79 and 3,023.21 is: 4,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.05 : 7,646.79 = 3,023.21 : x
  2. Step 2: Convert to fraction form
    5,541.05/7,646.79 = 3,023.21/x
  3. Step 3: Cross multiply
    5,541.05x = 7,646.79 × 3,023.21
  4. Step 4: Simplify right side
    5,541.05x = 23,117,813.76
  5. Step 5: Solve for x
    x = 23,117,813.76/5,541.05
  6. Step 6: Final answer
    x = 4,172.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.