Home / 4,785.05-6,603.15-2,660.72

Finding the Fourth Proportional to 4,785.05, 6,603.15 and 2,660.72

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Solution

The fourth proportional to 4,785.05, 6,603.15 and 2,660.72 is: 3,671.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.05 : 6,603.15 = 2,660.72 : x
  2. Step 2: Convert to fraction form
    4,785.05/6,603.15 = 2,660.72/x
  3. Step 3: Cross multiply
    4,785.05x = 6,603.15 × 2,660.72
  4. Step 4: Simplify right side
    4,785.05x = 17,569,133.27
  5. Step 5: Solve for x
    x = 17,569,133.27/4,785.05
  6. Step 6: Final answer
    x = 3,671.67

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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.