Home / 1,585.06-2,377.98-611.23

Finding the Fourth Proportional to 1,585.06, 2,377.98 and 611.23

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Solution

The fourth proportional to 1,585.06, 2,377.98 and 611.23 is: 917.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585.06 : 2,377.98 = 611.23 : x
  2. Step 2: Convert to fraction form
    1,585.06/2,377.98 = 611.23/x
  3. Step 3: Cross multiply
    1,585.06x = 2,377.98 × 611.23
  4. Step 4: Simplify right side
    1,585.06x = 1,453,492.72
  5. Step 5: Solve for x
    x = 1,453,492.72/1,585.06
  6. Step 6: Final answer
    x = 917.00

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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.