Home / 7,756.49-11,634.74-4,637.39

Finding the Fourth Proportional to 7,756.49, 11,634.74 and 4,637.39

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Solution

The fourth proportional to 7,756.49, 11,634.74 and 4,637.39 is: 6,956.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.49 : 11,634.74 = 4,637.39 : x
  2. Step 2: Convert to fraction form
    7,756.49/11,634.74 = 4,637.39/x
  3. Step 3: Cross multiply
    7,756.49x = 11,634.74 × 4,637.39
  4. Step 4: Simplify right side
    7,756.49x = 53,954,803.74
  5. Step 5: Solve for x
    x = 53,954,803.74/7,756.49
  6. Step 6: Final answer
    x = 6,956.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.