Home / 6,953.11-10,429.68-1,758.98

Finding the Fourth Proportional to 6,953.11, 10,429.68 and 1,758.98

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Solution

The fourth proportional to 6,953.11, 10,429.68 and 1,758.98 is: 2,638.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,953.11 : 10,429.68 = 1,758.98 : x
  2. Step 2: Convert to fraction form
    6,953.11/10,429.68 = 1,758.98/x
  3. Step 3: Cross multiply
    6,953.11x = 10,429.68 × 1,758.98
  4. Step 4: Simplify right side
    6,953.11x = 18,345,598.53
  5. Step 5: Solve for x
    x = 18,345,598.53/6,953.11
  6. Step 6: Final answer
    x = 2,638.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.