Home / 7,756.27-10,703.69-4,612.39

Finding the Fourth Proportional to 7,756.27, 10,703.69 and 4,612.39

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Solution

The fourth proportional to 7,756.27, 10,703.69 and 4,612.39 is: 6,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.27 : 10,703.69 = 4,612.39 : x
  2. Step 2: Convert to fraction form
    7,756.27/10,703.69 = 4,612.39/x
  3. Step 3: Cross multiply
    7,756.27x = 10,703.69 × 4,612.39
  4. Step 4: Simplify right side
    7,756.27x = 49,369,592.72
  5. Step 5: Solve for x
    x = 49,369,592.72/7,756.27
  6. Step 6: Final answer
    x = 6,365.12

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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.