Home / 7,264.89-10,026.09-4,078.56

Finding the Fourth Proportional to 7,264.89, 10,026.09 and 4,078.56

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Solution

The fourth proportional to 7,264.89, 10,026.09 and 4,078.56 is: 5,628.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.89 : 10,026.09 = 4,078.56 : x
  2. Step 2: Convert to fraction form
    7,264.89/10,026.09 = 4,078.56/x
  3. Step 3: Cross multiply
    7,264.89x = 10,026.09 × 4,078.56
  4. Step 4: Simplify right side
    7,264.89x = 40,892,009.63
  5. Step 5: Solve for x
    x = 40,892,009.63/7,264.89
  6. Step 6: Final answer
    x = 5,628.72

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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.