Home / 2,580.20-3,562.16-1,698.57

Finding the Fourth Proportional to 2,580.20, 3,562.16 and 1,698.57

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Solution

The fourth proportional to 2,580.20, 3,562.16 and 1,698.57 is: 2,345.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.20 : 3,562.16 = 1,698.57 : x
  2. Step 2: Convert to fraction form
    2,580.20/3,562.16 = 1,698.57/x
  3. Step 3: Cross multiply
    2,580.20x = 3,562.16 × 1,698.57
  4. Step 4: Simplify right side
    2,580.20x = 6,050,572.01
  5. Step 5: Solve for x
    x = 6,050,572.01/2,580.20
  6. Step 6: Final answer
    x = 2,345.00

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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.