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Finding the Fourth Proportional to 5,970.79, 8,238.90 and 3,452.50

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Solution

The fourth proportional to 5,970.79, 8,238.90 and 3,452.50 is: 4,763.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.79 : 8,238.90 = 3,452.50 : x
  2. Step 2: Convert to fraction form
    5,970.79/8,238.90 = 3,452.50/x
  3. Step 3: Cross multiply
    5,970.79x = 8,238.90 × 3,452.50
  4. Step 4: Simplify right side
    5,970.79x = 28,444,802.25
  5. Step 5: Solve for x
    x = 28,444,802.25/5,970.79
  6. Step 6: Final answer
    x = 4,763.99

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1.5x scale

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.