Home / 4,077.05-6,115.47-1,303.88

Finding the Fourth Proportional to 4,077.05, 6,115.47 and 1,303.88

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Solution

The fourth proportional to 4,077.05, 6,115.47 and 1,303.88 is: 1,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.05 : 6,115.47 = 1,303.88 : x
  2. Step 2: Convert to fraction form
    4,077.05/6,115.47 = 1,303.88/x
  3. Step 3: Cross multiply
    4,077.05x = 6,115.47 × 1,303.88
  4. Step 4: Simplify right side
    4,077.05x = 7,973,839.02
  5. Step 5: Solve for x
    x = 7,973,839.02/4,077.05
  6. Step 6: Final answer
    x = 1,955.79

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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.