Home / 10,604.36-15,913.58-7,098.28

Finding the Fourth Proportional to 10,604.36, 15,913.58 and 7,098.28

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Solution

The fourth proportional to 10,604.36, 15,913.58 and 7,098.28 is: 10,652.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.36 : 15,913.58 = 7,098.28 : x
  2. Step 2: Convert to fraction form
    10,604.36/15,913.58 = 7,098.28/x
  3. Step 3: Cross multiply
    10,604.36x = 15,913.58 × 7,098.28
  4. Step 4: Simplify right side
    10,604.36x = 112,959,046.64
  5. Step 5: Solve for x
    x = 112,959,046.64/10,604.36
  6. Step 6: Final answer
    x = 10,652.13

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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.