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Finding the Fourth Proportional to 8,750.88, 13,106.16 and 5,588.10

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Solution

The fourth proportional to 8,750.88, 13,106.16 and 5,588.10 is: 8,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.88 : 13,106.16 = 5,588.10 : x
  2. Step 2: Convert to fraction form
    8,750.88/13,106.16 = 5,588.10/x
  3. Step 3: Cross multiply
    8,750.88x = 13,106.16 × 5,588.10
  4. Step 4: Simplify right side
    8,750.88x = 73,238,532.70
  5. Step 5: Solve for x
    x = 73,238,532.70/8,750.88
  6. Step 6: Final answer
    x = 8,369.28

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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.