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Finding the Fourth Proportional to 11,210.77, 16,804.86 and 7,053.76

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Solution

The fourth proportional to 11,210.77, 16,804.86 and 7,053.76 is: 10,573.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.77 : 16,804.86 = 7,053.76 : x
  2. Step 2: Convert to fraction form
    11,210.77/16,804.86 = 7,053.76/x
  3. Step 3: Cross multiply
    11,210.77x = 16,804.86 × 7,053.76
  4. Step 4: Simplify right side
    11,210.77x = 118,537,449.27
  5. Step 5: Solve for x
    x = 118,537,449.27/11,210.77
  6. Step 6: Final answer
    x = 10,573.53

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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.