Home / 7,281.13-10,047.97-4,137.93

Finding the Fourth Proportional to 7,281.13, 10,047.97 and 4,137.93

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Solution

The fourth proportional to 7,281.13, 10,047.97 and 4,137.93 is: 5,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.13 : 10,047.97 = 4,137.93 : x
  2. Step 2: Convert to fraction form
    7,281.13/10,047.97 = 4,137.93/x
  3. Step 3: Cross multiply
    7,281.13x = 10,047.97 × 4,137.93
  4. Step 4: Simplify right side
    7,281.13x = 41,577,796.50
  5. Step 5: Solve for x
    x = 41,577,796.50/7,281.13
  6. Step 6: Final answer
    x = 5,710.35

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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.