Home / 4,329.45-6,494.62-1,407.07

Finding the Fourth Proportional to 4,329.45, 6,494.62 and 1,407.07

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Solution

The fourth proportional to 4,329.45, 6,494.62 and 1,407.07 is: 2,110.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.45 : 6,494.62 = 1,407.07 : x
  2. Step 2: Convert to fraction form
    4,329.45/6,494.62 = 1,407.07/x
  3. Step 3: Cross multiply
    4,329.45x = 6,494.62 × 1,407.07
  4. Step 4: Simplify right side
    4,329.45x = 9,138,352.49
  5. Step 5: Solve for x
    x = 9,138,352.49/4,329.45
  6. Step 6: Final answer
    x = 2,110.74

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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.