Home / 2,573.63-3,551.61-1,394.70

Finding the Fourth Proportional to 2,573.63, 3,551.61 and 1,394.70

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Solution

The fourth proportional to 2,573.63, 3,551.61 and 1,394.70 is: 1,924.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.63 : 3,551.61 = 1,394.70 : x
  2. Step 2: Convert to fraction form
    2,573.63/3,551.61 = 1,394.70/x
  3. Step 3: Cross multiply
    2,573.63x = 3,551.61 × 1,394.70
  4. Step 4: Simplify right side
    2,573.63x = 4,953,430.47
  5. Step 5: Solve for x
    x = 4,953,430.47/2,573.63
  6. Step 6: Final answer
    x = 1,924.69

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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.