Home / 1,904.52-2,854.20-1,210.08

Finding the Fourth Proportional to 1,904.52, 2,854.20 and 1,210.08

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Solution

The fourth proportional to 1,904.52, 2,854.20 and 1,210.08 is: 1,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.52 : 2,854.20 = 1,210.08 : x
  2. Step 2: Convert to fraction form
    1,904.52/2,854.20 = 1,210.08/x
  3. Step 3: Cross multiply
    1,904.52x = 2,854.20 × 1,210.08
  4. Step 4: Simplify right side
    1,904.52x = 3,453,810.34
  5. Step 5: Solve for x
    x = 3,453,810.34/1,904.52
  6. Step 6: Final answer
    x = 1,813.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.