Home / 8,762.12-12,091.50-4,783.24

Finding the Fourth Proportional to 8,762.12, 12,091.50 and 4,783.24

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Solution

The fourth proportional to 8,762.12, 12,091.50 and 4,783.24 is: 6,600.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762.12 : 12,091.50 = 4,783.24 : x
  2. Step 2: Convert to fraction form
    8,762.12/12,091.50 = 4,783.24/x
  3. Step 3: Cross multiply
    8,762.12x = 12,091.50 × 4,783.24
  4. Step 4: Simplify right side
    8,762.12x = 57,836,546.46
  5. Step 5: Solve for x
    x = 57,836,546.46/8,762.12
  6. Step 6: Final answer
    x = 6,600.75

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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.