Home / 7,820.29-10,791.32-4,633.03

Finding the Fourth Proportional to 7,820.29, 10,791.32 and 4,633.03

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Solution

The fourth proportional to 7,820.29, 10,791.32 and 4,633.03 is: 6,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820.29 : 10,791.32 = 4,633.03 : x
  2. Step 2: Convert to fraction form
    7,820.29/10,791.32 = 4,633.03/x
  3. Step 3: Cross multiply
    7,820.29x = 10,791.32 × 4,633.03
  4. Step 4: Simplify right side
    7,820.29x = 49,996,509.30
  5. Step 5: Solve for x
    x = 49,996,509.30/7,820.29
  6. Step 6: Final answer
    x = 6,393.18

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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.