Home / 4,635.83-6,953.69-1,125.87

Finding the Fourth Proportional to 4,635.83, 6,953.69 and 1,125.87

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Solution

The fourth proportional to 4,635.83, 6,953.69 and 1,125.87 is: 1,688.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.83 : 6,953.69 = 1,125.87 : x
  2. Step 2: Convert to fraction form
    4,635.83/6,953.69 = 1,125.87/x
  3. Step 3: Cross multiply
    4,635.83x = 6,953.69 × 1,125.87
  4. Step 4: Simplify right side
    4,635.83x = 7,828,934.40
  5. Step 5: Solve for x
    x = 7,828,934.40/4,635.83
  6. Step 6: Final answer
    x = 1,688.79

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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.