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Finding the Fourth Proportional to 8,765.02, 12,095.93 and 4,786.16

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Solution

The fourth proportional to 8,765.02, 12,095.93 and 4,786.16 is: 6,605.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765.02 : 12,095.93 = 4,786.16 : x
  2. Step 2: Convert to fraction form
    8,765.02/12,095.93 = 4,786.16/x
  3. Step 3: Cross multiply
    8,765.02x = 12,095.93 × 4,786.16
  4. Step 4: Simplify right side
    8,765.02x = 57,893,056.33
  5. Step 5: Solve for x
    x = 57,893,056.33/8,765.02
  6. Step 6: Final answer
    x = 6,605.01

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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.