Home / 7,767.19-10,718.84-4,410.09

Finding the Fourth Proportional to 7,767.19, 10,718.84 and 4,410.09

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Solution

The fourth proportional to 7,767.19, 10,718.84 and 4,410.09 is: 6,085.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.19 : 10,718.84 = 4,410.09 : x
  2. Step 2: Convert to fraction form
    7,767.19/10,718.84 = 4,410.09/x
  3. Step 3: Cross multiply
    7,767.19x = 10,718.84 × 4,410.09
  4. Step 4: Simplify right side
    7,767.19x = 47,271,060.12
  5. Step 5: Solve for x
    x = 47,271,060.12/7,767.19
  6. Step 6: Final answer
    x = 6,085.99

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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.