Home / 7,783.26-10,738.89-4,637.22

Finding the Fourth Proportional to 7,783.26, 10,738.89 and 4,637.22

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Solution

The fourth proportional to 7,783.26, 10,738.89 and 4,637.22 is: 6,398.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.26 : 10,738.89 = 4,637.22 : x
  2. Step 2: Convert to fraction form
    7,783.26/10,738.89 = 4,637.22/x
  3. Step 3: Cross multiply
    7,783.26x = 10,738.89 × 4,637.22
  4. Step 4: Simplify right side
    7,783.26x = 49,798,595.49
  5. Step 5: Solve for x
    x = 49,798,595.49/7,783.26
  6. Step 6: Final answer
    x = 6,398.17

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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.