Home / 1,775.16-2,664.90-1,654.20

Finding the Fourth Proportional to 1,775.16, 2,664.90 and 1,654.20

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Solution

The fourth proportional to 1,775.16, 2,664.90 and 1,654.20 is: 2,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.16 : 2,664.90 = 1,654.20 : x
  2. Step 2: Convert to fraction form
    1,775.16/2,664.90 = 1,654.20/x
  3. Step 3: Cross multiply
    1,775.16x = 2,664.90 × 1,654.20
  4. Step 4: Simplify right side
    1,775.16x = 4,408,277.58
  5. Step 5: Solve for x
    x = 4,408,277.58/1,775.16
  6. Step 6: Final answer
    x = 2,483.31

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1.5x scale

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.