Home / 4,460.16-6,148.61-3,129.74

Finding the Fourth Proportional to 4,460.16, 6,148.61 and 3,129.74

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Solution

The fourth proportional to 4,460.16, 6,148.61 and 3,129.74 is: 4,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,460.16 : 6,148.61 = 3,129.74 : x
  2. Step 2: Convert to fraction form
    4,460.16/6,148.61 = 3,129.74/x
  3. Step 3: Cross multiply
    4,460.16x = 6,148.61 × 3,129.74
  4. Step 4: Simplify right side
    4,460.16x = 19,243,550.66
  5. Step 5: Solve for x
    x = 19,243,550.66/4,460.16
  6. Step 6: Final answer
    x = 4,314.54

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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.