Home / 5,006.28-7,509.57-1,719.32

Finding the Fourth Proportional to 5,006.28, 7,509.57 and 1,719.32

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Solution

The fourth proportional to 5,006.28, 7,509.57 and 1,719.32 is: 2,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.28 : 7,509.57 = 1,719.32 : x
  2. Step 2: Convert to fraction form
    5,006.28/7,509.57 = 1,719.32/x
  3. Step 3: Cross multiply
    5,006.28x = 7,509.57 × 1,719.32
  4. Step 4: Simplify right side
    5,006.28x = 12,911,353.89
  5. Step 5: Solve for x
    x = 12,911,353.89/5,006.28
  6. Step 6: Final answer
    x = 2,579.03

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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.