Home / 4,526.40-6,775.37-3,112.55

Finding the Fourth Proportional to 4,526.40, 6,775.37 and 3,112.55

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Solution

The fourth proportional to 4,526.40, 6,775.37 and 3,112.55 is: 4,659.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,526.40 : 6,775.37 = 3,112.55 : x
  2. Step 2: Convert to fraction form
    4,526.40/6,775.37 = 3,112.55/x
  3. Step 3: Cross multiply
    4,526.40x = 6,775.37 × 3,112.55
  4. Step 4: Simplify right side
    4,526.40x = 21,088,628.45
  5. Step 5: Solve for x
    x = 21,088,628.45/4,526.40
  6. Step 6: Final answer
    x = 4,659.03

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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.