Home / 11,201.57-16,802.40-4,538.19

Finding the Fourth Proportional to 11,201.57, 16,802.40 and 4,538.19

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Solution

The fourth proportional to 11,201.57, 16,802.40 and 4,538.19 is: 6,807.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.57 : 16,802.40 = 4,538.19 : x
  2. Step 2: Convert to fraction form
    11,201.57/16,802.40 = 4,538.19/x
  3. Step 3: Cross multiply
    11,201.57x = 16,802.40 × 4,538.19
  4. Step 4: Simplify right side
    11,201.57x = 76,252,535.32
  5. Step 5: Solve for x
    x = 76,252,535.32/11,201.57
  6. Step 6: Final answer
    x = 6,807.31

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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.