Home / 4,686.02-7,029.30-1,764.08

Finding the Fourth Proportional to 4,686.02, 7,029.30 and 1,764.08

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Solution

The fourth proportional to 4,686.02, 7,029.30 and 1,764.08 is: 2,646.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.02 : 7,029.30 = 1,764.08 : x
  2. Step 2: Convert to fraction form
    4,686.02/7,029.30 = 1,764.08/x
  3. Step 3: Cross multiply
    4,686.02x = 7,029.30 × 1,764.08
  4. Step 4: Simplify right side
    4,686.02x = 12,400,247.54
  5. Step 5: Solve for x
    x = 12,400,247.54/4,686.02
  6. Step 6: Final answer
    x = 2,646.22

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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.