Home / 10,411.49-15,622.36-4,865.22

Finding the Fourth Proportional to 10,411.49, 15,622.36 and 4,865.22

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Solution

The fourth proportional to 10,411.49, 15,622.36 and 4,865.22 is: 7,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,411.49 : 15,622.36 = 4,865.22 : x
  2. Step 2: Convert to fraction form
    10,411.49/15,622.36 = 4,865.22/x
  3. Step 3: Cross multiply
    10,411.49x = 15,622.36 × 4,865.22
  4. Step 4: Simplify right side
    10,411.49x = 76,006,218.32
  5. Step 5: Solve for x
    x = 76,006,218.32/10,411.49
  6. Step 6: Final answer
    x = 7,300.22

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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.