Home / 9,503.02-13,114.44-5,311.27

Finding the Fourth Proportional to 9,503.02, 13,114.44 and 5,311.27

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Solution

The fourth proportional to 9,503.02, 13,114.44 and 5,311.27 is: 7,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,503.02 : 13,114.44 = 5,311.27 : x
  2. Step 2: Convert to fraction form
    9,503.02/13,114.44 = 5,311.27/x
  3. Step 3: Cross multiply
    9,503.02x = 13,114.44 × 5,311.27
  4. Step 4: Simplify right side
    9,503.02x = 69,654,331.74
  5. Step 5: Solve for x
    x = 69,654,331.74/9,503.02
  6. Step 6: Final answer
    x = 7,329.70

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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.