Home / 7,717.42-10,646.44-4,530.79

Finding the Fourth Proportional to 7,717.42, 10,646.44 and 4,530.79

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Solution

The fourth proportional to 7,717.42, 10,646.44 and 4,530.79 is: 6,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.42 : 10,646.44 = 4,530.79 : x
  2. Step 2: Convert to fraction form
    7,717.42/10,646.44 = 4,530.79/x
  3. Step 3: Cross multiply
    7,717.42x = 10,646.44 × 4,530.79
  4. Step 4: Simplify right side
    7,717.42x = 48,236,783.89
  5. Step 5: Solve for x
    x = 48,236,783.89/7,717.42
  6. Step 6: Final answer
    x = 6,250.38

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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.