Home / 8,735.77-12,055.62-4,757.05

Finding the Fourth Proportional to 8,735.77, 12,055.62 and 4,757.05

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Solution

The fourth proportional to 8,735.77, 12,055.62 and 4,757.05 is: 6,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.77 : 12,055.62 = 4,757.05 : x
  2. Step 2: Convert to fraction form
    8,735.77/12,055.62 = 4,757.05/x
  3. Step 3: Cross multiply
    8,735.77x = 12,055.62 × 4,757.05
  4. Step 4: Simplify right side
    8,735.77x = 57,349,187.12
  5. Step 5: Solve for x
    x = 57,349,187.12/8,735.77
  6. Step 6: Final answer
    x = 6,564.87

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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.