Home / 7,283.44-10,051.12-4,139.63

Finding the Fourth Proportional to 7,283.44, 10,051.12 and 4,139.63

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Solution

The fourth proportional to 7,283.44, 10,051.12 and 4,139.63 is: 5,712.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283.44 : 10,051.12 = 4,139.63 : x
  2. Step 2: Convert to fraction form
    7,283.44/10,051.12 = 4,139.63/x
  3. Step 3: Cross multiply
    7,283.44x = 10,051.12 × 4,139.63
  4. Step 4: Simplify right side
    7,283.44x = 41,607,846.93
  5. Step 5: Solve for x
    x = 41,607,846.93/7,283.44
  6. Step 6: Final answer
    x = 5,712.66

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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.