Home / 1,579.24-2,366.93-1,117.15

Finding the Fourth Proportional to 1,579.24, 2,366.93 and 1,117.15

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Solution

The fourth proportional to 1,579.24, 2,366.93 and 1,117.15 is: 1,674.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.24 : 2,366.93 = 1,117.15 : x
  2. Step 2: Convert to fraction form
    1,579.24/2,366.93 = 1,117.15/x
  3. Step 3: Cross multiply
    1,579.24x = 2,366.93 × 1,117.15
  4. Step 4: Simplify right side
    1,579.24x = 2,644,204.35
  5. Step 5: Solve for x
    x = 2,644,204.35/1,579.24
  6. Step 6: Final answer
    x = 1,674.36

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1.5x scale

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.