Home / 11,130.66-16,695.96-4,470.18

Finding the Fourth Proportional to 11,130.66, 16,695.96 and 4,470.18

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Solution

The fourth proportional to 11,130.66, 16,695.96 and 4,470.18 is: 6,705.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.66 : 16,695.96 = 4,470.18 : x
  2. Step 2: Convert to fraction form
    11,130.66/16,695.96 = 4,470.18/x
  3. Step 3: Cross multiply
    11,130.66x = 16,695.96 × 4,470.18
  4. Step 4: Simplify right side
    11,130.66x = 74,633,946.47
  5. Step 5: Solve for x
    x = 74,633,946.47/11,130.66
  6. Step 6: Final answer
    x = 6,705.26

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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.