Home / 1,880.44-2,590.05-1,693.42

Finding the Fourth Proportional to 1,880.44, 2,590.05 and 1,693.42

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Solution

The fourth proportional to 1,880.44, 2,590.05 and 1,693.42 is: 2,332.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.44 : 2,590.05 = 1,693.42 : x
  2. Step 2: Convert to fraction form
    1,880.44/2,590.05 = 1,693.42/x
  3. Step 3: Cross multiply
    1,880.44x = 2,590.05 × 1,693.42
  4. Step 4: Simplify right side
    1,880.44x = 4,386,042.47
  5. Step 5: Solve for x
    x = 4,386,042.47/1,880.44
  6. Step 6: Final answer
    x = 2,332.46

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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.