Home / 8,070.36-11,135.85-4,532.88

Finding the Fourth Proportional to 8,070.36, 11,135.85 and 4,532.88

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Solution

The fourth proportional to 8,070.36, 11,135.85 and 4,532.88 is: 6,254.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.36 : 11,135.85 = 4,532.88 : x
  2. Step 2: Convert to fraction form
    8,070.36/11,135.85 = 4,532.88/x
  3. Step 3: Cross multiply
    8,070.36x = 11,135.85 × 4,532.88
  4. Step 4: Simplify right side
    8,070.36x = 50,477,471.75
  5. Step 5: Solve for x
    x = 50,477,471.75/8,070.36
  6. Step 6: Final answer
    x = 6,254.67

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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.