Home / 7,770.29-10,726.97-5,265.63

Finding the Fourth Proportional to 7,770.29, 10,726.97 and 5,265.63

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Solution

The fourth proportional to 7,770.29, 10,726.97 and 5,265.63 is: 7,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770.29 : 10,726.97 = 5,265.63 : x
  2. Step 2: Convert to fraction form
    7,770.29/10,726.97 = 5,265.63/x
  3. Step 3: Cross multiply
    7,770.29x = 10,726.97 × 5,265.63
  4. Step 4: Simplify right side
    7,770.29x = 56,484,255.04
  5. Step 5: Solve for x
    x = 56,484,255.04/7,770.29
  6. Step 6: Final answer
    x = 7,269.26

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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.