Home / 10,750.36-16,130.50-4,908.76

Finding the Fourth Proportional to 10,750.36, 16,130.50 and 4,908.76

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Solution

The fourth proportional to 10,750.36, 16,130.50 and 4,908.76 is: 7,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.36 : 16,130.50 = 4,908.76 : x
  2. Step 2: Convert to fraction form
    10,750.36/16,130.50 = 4,908.76/x
  3. Step 3: Cross multiply
    10,750.36x = 16,130.50 × 4,908.76
  4. Step 4: Simplify right side
    10,750.36x = 79,180,753.18
  5. Step 5: Solve for x
    x = 79,180,753.18/10,750.36
  6. Step 6: Final answer
    x = 7,365.40

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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.