Home / 10,945.24-15,103.02-6,164.60

Finding the Fourth Proportional to 10,945.24, 15,103.02 and 6,164.60

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Solution

The fourth proportional to 10,945.24, 15,103.02 and 6,164.60 is: 8,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945.24 : 15,103.02 = 6,164.60 : x
  2. Step 2: Convert to fraction form
    10,945.24/15,103.02 = 6,164.60/x
  3. Step 3: Cross multiply
    10,945.24x = 15,103.02 × 6,164.60
  4. Step 4: Simplify right side
    10,945.24x = 93,104,077.09
  5. Step 5: Solve for x
    x = 93,104,077.09/10,945.24
  6. Step 6: Final answer
    x = 8,506.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.