Home / 7,512.24-10,364.04-4,712.88

Finding the Fourth Proportional to 7,512.24, 10,364.04 and 4,712.88

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Solution

The fourth proportional to 7,512.24, 10,364.04 and 4,712.88 is: 6,501.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.24 : 10,364.04 = 4,712.88 : x
  2. Step 2: Convert to fraction form
    7,512.24/10,364.04 = 4,712.88/x
  3. Step 3: Cross multiply
    7,512.24x = 10,364.04 × 4,712.88
  4. Step 4: Simplify right side
    7,512.24x = 48,844,476.84
  5. Step 5: Solve for x
    x = 48,844,476.84/7,512.24
  6. Step 6: Final answer
    x = 6,501.99

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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.