Home / 3,485.52-4,811.40-2,088.08

Finding the Fourth Proportional to 3,485.52, 4,811.40 and 2,088.08

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Solution

The fourth proportional to 3,485.52, 4,811.40 and 2,088.08 is: 2,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.52 : 4,811.40 = 2,088.08 : x
  2. Step 2: Convert to fraction form
    3,485.52/4,811.40 = 2,088.08/x
  3. Step 3: Cross multiply
    3,485.52x = 4,811.40 × 2,088.08
  4. Step 4: Simplify right side
    3,485.52x = 10,046,588.11
  5. Step 5: Solve for x
    x = 10,046,588.11/3,485.52
  6. Step 6: Final answer
    x = 2,882.38

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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.