Home / 3,573.61-4,931.56-2,001.70

Finding the Fourth Proportional to 3,573.61, 4,931.56 and 2,001.70

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Solution

The fourth proportional to 3,573.61, 4,931.56 and 2,001.70 is: 2,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.61 : 4,931.56 = 2,001.70 : x
  2. Step 2: Convert to fraction form
    3,573.61/4,931.56 = 2,001.70/x
  3. Step 3: Cross multiply
    3,573.61x = 4,931.56 × 2,001.70
  4. Step 4: Simplify right side
    3,573.61x = 9,871,503.65
  5. Step 5: Solve for x
    x = 9,871,503.65/3,573.61
  6. Step 6: Final answer
    x = 2,762.33

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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.