Home / 7,411.48-10,226.12-4,428.28

Finding the Fourth Proportional to 7,411.48, 10,226.12 and 4,428.28

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Solution

The fourth proportional to 7,411.48, 10,226.12 and 4,428.28 is: 6,110.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.48 : 10,226.12 = 4,428.28 : x
  2. Step 2: Convert to fraction form
    7,411.48/10,226.12 = 4,428.28/x
  3. Step 3: Cross multiply
    7,411.48x = 10,226.12 × 4,428.28
  4. Step 4: Simplify right side
    7,411.48x = 45,284,122.67
  5. Step 5: Solve for x
    x = 45,284,122.67/7,411.48
  6. Step 6: Final answer
    x = 6,110.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.