Home / 6,669.72-9,186.95-4,649.52

Finding the Fourth Proportional to 6,669.72, 9,186.95 and 4,649.52

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Solution

The fourth proportional to 6,669.72, 9,186.95 and 4,649.52 is: 6,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.72 : 9,186.95 = 4,649.52 : x
  2. Step 2: Convert to fraction form
    6,669.72/9,186.95 = 4,649.52/x
  3. Step 3: Cross multiply
    6,669.72x = 9,186.95 × 4,649.52
  4. Step 4: Simplify right side
    6,669.72x = 42,714,867.95
  5. Step 5: Solve for x
    x = 42,714,867.95/6,669.72
  6. Step 6: Final answer
    x = 6,404.30

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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.