Home / 2,929.48-4,042.48-1,670.59

Finding the Fourth Proportional to 2,929.48, 4,042.48 and 1,670.59

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Solution

The fourth proportional to 2,929.48, 4,042.48 and 1,670.59 is: 2,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.48 : 4,042.48 = 1,670.59 : x
  2. Step 2: Convert to fraction form
    2,929.48/4,042.48 = 1,670.59/x
  3. Step 3: Cross multiply
    2,929.48x = 4,042.48 × 1,670.59
  4. Step 4: Simplify right side
    2,929.48x = 6,753,330.67
  5. Step 5: Solve for x
    x = 6,753,330.67/2,929.48
  6. Step 6: Final answer
    x = 2,305.30

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1.5x scale

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.