Home / 3,530.21-4,870.58-2,037.93

Finding the Fourth Proportional to 3,530.21, 4,870.58 and 2,037.93

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Solution

The fourth proportional to 3,530.21, 4,870.58 and 2,037.93 is: 2,811.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.21 : 4,870.58 = 2,037.93 : x
  2. Step 2: Convert to fraction form
    3,530.21/4,870.58 = 2,037.93/x
  3. Step 3: Cross multiply
    3,530.21x = 4,870.58 × 2,037.93
  4. Step 4: Simplify right side
    3,530.21x = 9,925,890.91
  5. Step 5: Solve for x
    x = 9,925,890.91/3,530.21
  6. Step 6: Final answer
    x = 2,811.70

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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.