Home / 7,256.76-10,015.26-4,272.86

Finding the Fourth Proportional to 7,256.76, 10,015.26 and 4,272.86

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Solution

The fourth proportional to 7,256.76, 10,015.26 and 4,272.86 is: 5,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.76 : 10,015.26 = 4,272.86 : x
  2. Step 2: Convert to fraction form
    7,256.76/10,015.26 = 4,272.86/x
  3. Step 3: Cross multiply
    7,256.76x = 10,015.26 × 4,272.86
  4. Step 4: Simplify right side
    7,256.76x = 42,793,803.84
  5. Step 5: Solve for x
    x = 42,793,803.84/7,256.76
  6. Step 6: Final answer
    x = 5,897.10

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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.