Home / 7,719.10-10,651.30-4,533.17

Finding the Fourth Proportional to 7,719.10, 10,651.30 and 4,533.17

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Solution

The fourth proportional to 7,719.10, 10,651.30 and 4,533.17 is: 6,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.10 : 10,651.30 = 4,533.17 : x
  2. Step 2: Convert to fraction form
    7,719.10/10,651.30 = 4,533.17/x
  3. Step 3: Cross multiply
    7,719.10x = 10,651.30 × 4,533.17
  4. Step 4: Simplify right side
    7,719.10x = 48,284,089.03
  5. Step 5: Solve for x
    x = 48,284,089.03/7,719.10
  6. Step 6: Final answer
    x = 6,255.15

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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.