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Finding the Fourth Proportional to 5,865.57, 8,798.76 and 1,705.59

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Solution

The fourth proportional to 5,865.57, 8,798.76 and 1,705.59 is: 2,558.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.57 : 8,798.76 = 1,705.59 : x
  2. Step 2: Convert to fraction form
    5,865.57/8,798.76 = 1,705.59/x
  3. Step 3: Cross multiply
    5,865.57x = 8,798.76 × 1,705.59
  4. Step 4: Simplify right side
    5,865.57x = 15,007,077.07
  5. Step 5: Solve for x
    x = 15,007,077.07/5,865.57
  6. Step 6: Final answer
    x = 2,558.50

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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.