Home / 10,980.19-16,470.15-4,406.26

Finding the Fourth Proportional to 10,980.19, 16,470.15 and 4,406.26

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Solution

The fourth proportional to 10,980.19, 16,470.15 and 4,406.26 is: 6,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980.19 : 16,470.15 = 4,406.26 : x
  2. Step 2: Convert to fraction form
    10,980.19/16,470.15 = 4,406.26/x
  3. Step 3: Cross multiply
    10,980.19x = 16,470.15 × 4,406.26
  4. Step 4: Simplify right side
    10,980.19x = 72,571,763.14
  5. Step 5: Solve for x
    x = 72,571,763.14/10,980.19
  6. Step 6: Final answer
    x = 6,609.34

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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.