Home / 10,900.05-16,350.08-5,053.47

Finding the Fourth Proportional to 10,900.05, 16,350.08 and 5,053.47

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Solution

The fourth proportional to 10,900.05, 16,350.08 and 5,053.47 is: 7,580.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900.05 : 16,350.08 = 5,053.47 : x
  2. Step 2: Convert to fraction form
    10,900.05/16,350.08 = 5,053.47/x
  3. Step 3: Cross multiply
    10,900.05x = 16,350.08 × 5,053.47
  4. Step 4: Simplify right side
    10,900.05x = 82,624,638.78
  5. Step 5: Solve for x
    x = 82,624,638.78/10,900.05
  6. Step 6: Final answer
    x = 7,580.21

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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.