Home / 10,513.10-15,756.02-4,265.84

Finding the Fourth Proportional to 10,513.10, 15,756.02 and 4,265.84

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Solution

The fourth proportional to 10,513.10, 15,756.02 and 4,265.84 is: 6,393.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513.10 : 15,756.02 = 4,265.84 : x
  2. Step 2: Convert to fraction form
    10,513.10/15,756.02 = 4,265.84/x
  3. Step 3: Cross multiply
    10,513.10x = 15,756.02 × 4,265.84
  4. Step 4: Simplify right side
    10,513.10x = 67,212,660.36
  5. Step 5: Solve for x
    x = 67,212,660.36/10,513.10
  6. Step 6: Final answer
    x = 6,393.23

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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.