Home / 1,720.48-2,580.64-566.08

Finding the Fourth Proportional to 1,720.48, 2,580.64 and 566.08

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Solution

The fourth proportional to 1,720.48, 2,580.64 and 566.08 is: 849.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720.48 : 2,580.64 = 566.08 : x
  2. Step 2: Convert to fraction form
    1,720.48/2,580.64 = 566.08/x
  3. Step 3: Cross multiply
    1,720.48x = 2,580.64 × 566.08
  4. Step 4: Simplify right side
    1,720.48x = 1,460,848.69
  5. Step 5: Solve for x
    x = 1,460,848.69/1,720.48
  6. Step 6: Final answer
    x = 849.09

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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.