Home / 7,213.10-10,811.56-4,719.08

Finding the Fourth Proportional to 7,213.10, 10,811.56 and 4,719.08

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Solution

The fourth proportional to 7,213.10, 10,811.56 and 4,719.08 is: 7,073.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.10 : 10,811.56 = 4,719.08 : x
  2. Step 2: Convert to fraction form
    7,213.10/10,811.56 = 4,719.08/x
  3. Step 3: Cross multiply
    7,213.10x = 10,811.56 × 4,719.08
  4. Step 4: Simplify right side
    7,213.10x = 51,020,579.83
  5. Step 5: Solve for x
    x = 51,020,579.83/7,213.10
  6. Step 6: Final answer
    x = 7,073.33

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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.