Home / 4,298.39-6,447.02-1,955.87

Finding the Fourth Proportional to 4,298.39, 6,447.02 and 1,955.87

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Solution

The fourth proportional to 4,298.39, 6,447.02 and 1,955.87 is: 2,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.39 : 6,447.02 = 1,955.87 : x
  2. Step 2: Convert to fraction form
    4,298.39/6,447.02 = 1,955.87/x
  3. Step 3: Cross multiply
    4,298.39x = 6,447.02 × 1,955.87
  4. Step 4: Simplify right side
    4,298.39x = 12,609,538.80
  5. Step 5: Solve for x
    x = 12,609,538.80/4,298.39
  6. Step 6: Final answer
    x = 2,933.55

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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.