Home / 4,642.24-6,407.74-3,699.66

Finding the Fourth Proportional to 4,642.24, 6,407.74 and 3,699.66

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Solution

The fourth proportional to 4,642.24, 6,407.74 and 3,699.66 is: 5,106.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.24 : 6,407.74 = 3,699.66 : x
  2. Step 2: Convert to fraction form
    4,642.24/6,407.74 = 3,699.66/x
  3. Step 3: Cross multiply
    4,642.24x = 6,407.74 × 3,699.66
  4. Step 4: Simplify right side
    4,642.24x = 23,706,459.37
  5. Step 5: Solve for x
    x = 23,706,459.37/4,642.24
  6. Step 6: Final answer
    x = 5,106.69

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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.