Home / 4,293.91-6,430.31-2,095.55

Finding the Fourth Proportional to 4,293.91, 6,430.31 and 2,095.55

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Solution

The fourth proportional to 4,293.91, 6,430.31 and 2,095.55 is: 3,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.91 : 6,430.31 = 2,095.55 : x
  2. Step 2: Convert to fraction form
    4,293.91/6,430.31 = 2,095.55/x
  3. Step 3: Cross multiply
    4,293.91x = 6,430.31 × 2,095.55
  4. Step 4: Simplify right side
    4,293.91x = 13,475,025.64
  5. Step 5: Solve for x
    x = 13,475,025.64/4,293.91
  6. Step 6: Final answer
    x = 3,138.17

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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.