Home / 4,785.18-6,603.50-2,631.76

Finding the Fourth Proportional to 4,785.18, 6,603.50 and 2,631.76

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Solution

The fourth proportional to 4,785.18, 6,603.50 and 2,631.76 is: 3,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.18 : 6,603.50 = 2,631.76 : x
  2. Step 2: Convert to fraction form
    4,785.18/6,603.50 = 2,631.76/x
  3. Step 3: Cross multiply
    4,785.18x = 6,603.50 × 2,631.76
  4. Step 4: Simplify right side
    4,785.18x = 17,378,827.16
  5. Step 5: Solve for x
    x = 17,378,827.16/4,785.18
  6. Step 6: Final answer
    x = 3,631.80

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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.