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Finding the Fourth Proportional to 10,602.58, 15,903.36 and 4,028.24

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Solution

The fourth proportional to 10,602.58, 15,903.36 and 4,028.24 is: 6,042.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602.58 : 15,903.36 = 4,028.24 : x
  2. Step 2: Convert to fraction form
    10,602.58/15,903.36 = 4,028.24/x
  3. Step 3: Cross multiply
    10,602.58x = 15,903.36 × 4,028.24
  4. Step 4: Simplify right side
    10,602.58x = 64,062,550.89
  5. Step 5: Solve for x
    x = 64,062,550.89/10,602.58
  6. Step 6: Final answer
    x = 6,042.17

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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.