Home / 10,558.02-15,834.60-7,292.10

Finding the Fourth Proportional to 10,558.02, 15,834.60 and 7,292.10

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Solution

The fourth proportional to 10,558.02, 15,834.60 and 7,292.10 is: 10,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.02 : 15,834.60 = 7,292.10 : x
  2. Step 2: Convert to fraction form
    10,558.02/15,834.60 = 7,292.10/x
  3. Step 3: Cross multiply
    10,558.02x = 15,834.60 × 7,292.10
  4. Step 4: Simplify right side
    10,558.02x = 115,467,486.66
  5. Step 5: Solve for x
    x = 115,467,486.66/10,558.02
  6. Step 6: Final answer
    x = 10,936.47

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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.