Home / 7,768.14-10,718.21-4,410.20

Finding the Fourth Proportional to 7,768.14, 10,718.21 and 4,410.20

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Solution

The fourth proportional to 7,768.14, 10,718.21 and 4,410.20 is: 6,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768.14 : 10,718.21 = 4,410.20 : x
  2. Step 2: Convert to fraction form
    7,768.14/10,718.21 = 4,410.20/x
  3. Step 3: Cross multiply
    7,768.14x = 10,718.21 × 4,410.20
  4. Step 4: Simplify right side
    7,768.14x = 47,269,374.10
  5. Step 5: Solve for x
    x = 47,269,374.10/7,768.14
  6. Step 6: Final answer
    x = 6,085.03

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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.