Home / 7,004.02-9,665.43-3,817.35

Finding the Fourth Proportional to 7,004.02, 9,665.43 and 3,817.35

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Solution

The fourth proportional to 7,004.02, 9,665.43 and 3,817.35 is: 5,267.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.02 : 9,665.43 = 3,817.35 : x
  2. Step 2: Convert to fraction form
    7,004.02/9,665.43 = 3,817.35/x
  3. Step 3: Cross multiply
    7,004.02x = 9,665.43 × 3,817.35
  4. Step 4: Simplify right side
    7,004.02x = 36,896,301.30
  5. Step 5: Solve for x
    x = 36,896,301.30/7,004.02
  6. Step 6: Final answer
    x = 5,267.87

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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.