Home / 7,719.53-10,653.26-4,362.75

Finding the Fourth Proportional to 7,719.53, 10,653.26 and 4,362.75

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Solution

The fourth proportional to 7,719.53, 10,653.26 and 4,362.75 is: 6,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.53 : 10,653.26 = 4,362.75 : x
  2. Step 2: Convert to fraction form
    7,719.53/10,653.26 = 4,362.75/x
  3. Step 3: Cross multiply
    7,719.53x = 10,653.26 × 4,362.75
  4. Step 4: Simplify right side
    7,719.53x = 46,477,488.25
  5. Step 5: Solve for x
    x = 46,477,488.25/7,719.53
  6. Step 6: Final answer
    x = 6,020.77

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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.