Home / 4,686.09-7,029.36-1,764.17

Finding the Fourth Proportional to 4,686.09, 7,029.36 and 1,764.17

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Solution

The fourth proportional to 4,686.09, 7,029.36 and 1,764.17 is: 2,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.09 : 7,029.36 = 1,764.17 : x
  2. Step 2: Convert to fraction form
    4,686.09/7,029.36 = 1,764.17/x
  3. Step 3: Cross multiply
    4,686.09x = 7,029.36 × 1,764.17
  4. Step 4: Simplify right side
    4,686.09x = 12,401,003.60
  5. Step 5: Solve for x
    x = 12,401,003.60/4,686.09
  6. Step 6: Final answer
    x = 2,646.34

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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.