Home / 5,585.84-8,377.55-1,887.59

Finding the Fourth Proportional to 5,585.84, 8,377.55 and 1,887.59

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Solution

The fourth proportional to 5,585.84, 8,377.55 and 1,887.59 is: 2,830.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.84 : 8,377.55 = 1,887.59 : x
  2. Step 2: Convert to fraction form
    5,585.84/8,377.55 = 1,887.59/x
  3. Step 3: Cross multiply
    5,585.84x = 8,377.55 × 1,887.59
  4. Step 4: Simplify right side
    5,585.84x = 15,813,328.28
  5. Step 5: Solve for x
    x = 15,813,328.28/5,585.84
  6. Step 6: Final answer
    x = 2,830.97

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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.