Home / 7,719.45-10,653.03-4,362.35

Finding the Fourth Proportional to 7,719.45, 10,653.03 and 4,362.35

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Solution

The fourth proportional to 7,719.45, 10,653.03 and 4,362.35 is: 6,020.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.45 : 10,653.03 = 4,362.35 : x
  2. Step 2: Convert to fraction form
    7,719.45/10,653.03 = 4,362.35/x
  3. Step 3: Cross multiply
    7,719.45x = 10,653.03 × 4,362.35
  4. Step 4: Simplify right side
    7,719.45x = 46,472,192.16
  5. Step 5: Solve for x
    x = 46,472,192.16/7,719.45
  6. Step 6: Final answer
    x = 6,020.14

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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.