Home / 3,528.68-4,870.08-2,037.11

Finding the Fourth Proportional to 3,528.68, 4,870.08 and 2,037.11

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Solution

The fourth proportional to 3,528.68, 4,870.08 and 2,037.11 is: 2,811.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.68 : 4,870.08 = 2,037.11 : x
  2. Step 2: Convert to fraction form
    3,528.68/4,870.08 = 2,037.11/x
  3. Step 3: Cross multiply
    3,528.68x = 4,870.08 × 2,037.11
  4. Step 4: Simplify right side
    3,528.68x = 9,920,854.13
  5. Step 5: Solve for x
    x = 9,920,854.13/3,528.68
  6. Step 6: Final answer
    x = 2,811.50

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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.