Home / 7,277.72-10,042.95-4,293.68

Finding the Fourth Proportional to 7,277.72, 10,042.95 and 4,293.68

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Solution

The fourth proportional to 7,277.72, 10,042.95 and 4,293.68 is: 5,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.72 : 10,042.95 = 4,293.68 : x
  2. Step 2: Convert to fraction form
    7,277.72/10,042.95 = 4,293.68/x
  3. Step 3: Cross multiply
    7,277.72x = 10,042.95 × 4,293.68
  4. Step 4: Simplify right side
    7,277.72x = 43,121,163.34
  5. Step 5: Solve for x
    x = 43,121,163.34/7,277.72
  6. Step 6: Final answer
    x = 5,925.10

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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.