Home / 7,719.30-10,652.99-4,734.45

Finding the Fourth Proportional to 7,719.30, 10,652.99 and 4,734.45

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Solution

The fourth proportional to 7,719.30, 10,652.99 and 4,734.45 is: 6,533.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.30 : 10,652.99 = 4,734.45 : x
  2. Step 2: Convert to fraction form
    7,719.30/10,652.99 = 4,734.45/x
  3. Step 3: Cross multiply
    7,719.30x = 10,652.99 × 4,734.45
  4. Step 4: Simplify right side
    7,719.30x = 50,436,024.83
  5. Step 5: Solve for x
    x = 50,436,024.83/7,719.30
  6. Step 6: Final answer
    x = 6,533.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.