Home / 7,038.84-10,558.27-2,655.28

Finding the Fourth Proportional to 7,038.84, 10,558.27 and 2,655.28

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Solution

The fourth proportional to 7,038.84, 10,558.27 and 2,655.28 is: 3,982.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.84 : 10,558.27 = 2,655.28 : x
  2. Step 2: Convert to fraction form
    7,038.84/10,558.27 = 2,655.28/x
  3. Step 3: Cross multiply
    7,038.84x = 10,558.27 × 2,655.28
  4. Step 4: Simplify right side
    7,038.84x = 28,035,179.68
  5. Step 5: Solve for x
    x = 28,035,179.68/7,038.84
  6. Step 6: Final answer
    x = 3,982.92

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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.