Home / 12,903.10-19,341.89-6,227.28

Finding the Fourth Proportional to 12,903.10, 19,341.89 and 6,227.28

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Solution

The fourth proportional to 12,903.10, 19,341.89 and 6,227.28 is: 9,334.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,903.10 : 19,341.89 = 6,227.28 : x
  2. Step 2: Convert to fraction form
    12,903.10/19,341.89 = 6,227.28/x
  3. Step 3: Cross multiply
    12,903.10x = 19,341.89 × 6,227.28
  4. Step 4: Simplify right side
    12,903.10x = 120,447,364.76
  5. Step 5: Solve for x
    x = 120,447,364.76/12,903.10
  6. Step 6: Final answer
    x = 9,334.76

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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.