Home / 7,256.49-10,015.74-4,425.43

Finding the Fourth Proportional to 7,256.49, 10,015.74 and 4,425.43

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Solution

The fourth proportional to 7,256.49, 10,015.74 and 4,425.43 is: 6,108.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.49 : 10,015.74 = 4,425.43 : x
  2. Step 2: Convert to fraction form
    7,256.49/10,015.74 = 4,425.43/x
  3. Step 3: Cross multiply
    7,256.49x = 10,015.74 × 4,425.43
  4. Step 4: Simplify right side
    7,256.49x = 44,323,921.84
  5. Step 5: Solve for x
    x = 44,323,921.84/7,256.49
  6. Step 6: Final answer
    x = 6,108.17

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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.