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Finding the Fourth Proportional to 8,810.10, 13,263.08 and 7,604.82

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Solution

The fourth proportional to 8,810.10, 13,263.08 and 7,604.82 is: 11,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.10 : 13,263.08 = 7,604.82 : x
  2. Step 2: Convert to fraction form
    8,810.10/13,263.08 = 7,604.82/x
  3. Step 3: Cross multiply
    8,810.10x = 13,263.08 × 7,604.82
  4. Step 4: Simplify right side
    8,810.10x = 100,863,298.02
  5. Step 5: Solve for x
    x = 100,863,298.02/8,810.10
  6. Step 6: Final answer
    x = 11,448.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.