Home / 7,283.11-10,050.69-4,139.30

Finding the Fourth Proportional to 7,283.11, 10,050.69 and 4,139.30

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Solution

The fourth proportional to 7,283.11, 10,050.69 and 4,139.30 is: 5,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283.11 : 10,050.69 = 4,139.30 : x
  2. Step 2: Convert to fraction form
    7,283.11/10,050.69 = 4,139.30/x
  3. Step 3: Cross multiply
    7,283.11x = 10,050.69 × 4,139.30
  4. Step 4: Simplify right side
    7,283.11x = 41,602,821.12
  5. Step 5: Solve for x
    x = 41,602,821.12/7,283.11
  6. Step 6: Final answer
    x = 5,712.23

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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.