Home / 4,298.17-6,447.45-1,178.11

Finding the Fourth Proportional to 4,298.17, 6,447.45 and 1,178.11

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Solution

The fourth proportional to 4,298.17, 6,447.45 and 1,178.11 is: 1,767.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.17 : 6,447.45 = 1,178.11 : x
  2. Step 2: Convert to fraction form
    4,298.17/6,447.45 = 1,178.11/x
  3. Step 3: Cross multiply
    4,298.17x = 6,447.45 × 1,178.11
  4. Step 4: Simplify right side
    4,298.17x = 7,595,805.32
  5. Step 5: Solve for x
    x = 7,595,805.32/4,298.17
  6. Step 6: Final answer
    x = 1,767.22

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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.