Home / 1,718.35-2,370.06-1,054.69

Finding the Fourth Proportional to 1,718.35, 2,370.06 and 1,054.69

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Solution

The fourth proportional to 1,718.35, 2,370.06 and 1,054.69 is: 1,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.35 : 2,370.06 = 1,054.69 : x
  2. Step 2: Convert to fraction form
    1,718.35/2,370.06 = 1,054.69/x
  3. Step 3: Cross multiply
    1,718.35x = 2,370.06 × 1,054.69
  4. Step 4: Simplify right side
    1,718.35x = 2,499,672.66
  5. Step 5: Solve for x
    x = 2,499,672.66/1,718.35
  6. Step 6: Final answer
    x = 1,454.70

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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.