Home / 7,174.16-9,901.27-4,030.35

Finding the Fourth Proportional to 7,174.16, 9,901.27 and 4,030.35

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Solution

The fourth proportional to 7,174.16, 9,901.27 and 4,030.35 is: 5,562.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.16 : 9,901.27 = 4,030.35 : x
  2. Step 2: Convert to fraction form
    7,174.16/9,901.27 = 4,030.35/x
  3. Step 3: Cross multiply
    7,174.16x = 9,901.27 × 4,030.35
  4. Step 4: Simplify right side
    7,174.16x = 39,905,583.54
  5. Step 5: Solve for x
    x = 39,905,583.54/7,174.16
  6. Step 6: Final answer
    x = 5,562.41

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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.