Home / 3,573.24-4,931.18-2,001.40

Finding the Fourth Proportional to 3,573.24, 4,931.18 and 2,001.40

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Solution

The fourth proportional to 3,573.24, 4,931.18 and 2,001.40 is: 2,761.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.24 : 4,931.18 = 2,001.40 : x
  2. Step 2: Convert to fraction form
    3,573.24/4,931.18 = 2,001.40/x
  3. Step 3: Cross multiply
    3,573.24x = 4,931.18 × 2,001.40
  4. Step 4: Simplify right side
    3,573.24x = 9,869,263.65
  5. Step 5: Solve for x
    x = 9,869,263.65/3,573.24
  6. Step 6: Final answer
    x = 2,761.99

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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.