Home / 7,152.36-10,726.44-2,768.77

Finding the Fourth Proportional to 7,152.36, 10,726.44 and 2,768.77

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Solution

The fourth proportional to 7,152.36, 10,726.44 and 2,768.77 is: 4,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152.36 : 10,726.44 = 2,768.77 : x
  2. Step 2: Convert to fraction form
    7,152.36/10,726.44 = 2,768.77/x
  3. Step 3: Cross multiply
    7,152.36x = 10,726.44 × 2,768.77
  4. Step 4: Simplify right side
    7,152.36x = 29,699,045.28
  5. Step 5: Solve for x
    x = 29,699,045.28/7,152.36
  6. Step 6: Final answer
    x = 4,152.34

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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.