Home / 1,864.14-2,779.95-1,654.35

Finding the Fourth Proportional to 1,864.14, 2,779.95 and 1,654.35

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Solution

The fourth proportional to 1,864.14, 2,779.95 and 1,654.35 is: 2,467.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.14 : 2,779.95 = 1,654.35 : x
  2. Step 2: Convert to fraction form
    1,864.14/2,779.95 = 1,654.35/x
  3. Step 3: Cross multiply
    1,864.14x = 2,779.95 × 1,654.35
  4. Step 4: Simplify right side
    1,864.14x = 4,599,010.28
  5. Step 5: Solve for x
    x = 4,599,010.28/1,864.14
  6. Step 6: Final answer
    x = 2,467.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.