Home / 7,727.69-10,664.08-4,370.39

Finding the Fourth Proportional to 7,727.69, 10,664.08 and 4,370.39

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Solution

The fourth proportional to 7,727.69, 10,664.08 and 4,370.39 is: 6,031.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.69 : 10,664.08 = 4,370.39 : x
  2. Step 2: Convert to fraction form
    7,727.69/10,664.08 = 4,370.39/x
  3. Step 3: Cross multiply
    7,727.69x = 10,664.08 × 4,370.39
  4. Step 4: Simplify right side
    7,727.69x = 46,606,188.59
  5. Step 5: Solve for x
    x = 46,606,188.59/7,727.69
  6. Step 6: Final answer
    x = 6,031.06

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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.