Home / 7,038.44-10,553.74-2,881.36

Finding the Fourth Proportional to 7,038.44, 10,553.74 and 2,881.36

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Solution

The fourth proportional to 7,038.44, 10,553.74 and 2,881.36 is: 4,320.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.44 : 10,553.74 = 2,881.36 : x
  2. Step 2: Convert to fraction form
    7,038.44/10,553.74 = 2,881.36/x
  3. Step 3: Cross multiply
    7,038.44x = 10,553.74 × 2,881.36
  4. Step 4: Simplify right side
    7,038.44x = 30,409,124.29
  5. Step 5: Solve for x
    x = 30,409,124.29/7,038.44
  6. Step 6: Final answer
    x = 4,320.44

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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.