Home / 11,466.18-15,816.60-7,210.49

Finding the Fourth Proportional to 11,466.18, 15,816.60 and 7,210.49

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Solution

The fourth proportional to 11,466.18, 15,816.60 and 7,210.49 is: 9,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,466.18 : 15,816.60 = 7,210.49 : x
  2. Step 2: Convert to fraction form
    11,466.18/15,816.60 = 7,210.49/x
  3. Step 3: Cross multiply
    11,466.18x = 15,816.60 × 7,210.49
  4. Step 4: Simplify right side
    11,466.18x = 114,045,357.05
  5. Step 5: Solve for x
    x = 114,045,357.05/11,466.18
  6. Step 6: Final answer
    x = 9,946.24

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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.