Home / 7,845.02-10,826.46-4,487.84

Finding the Fourth Proportional to 7,845.02, 10,826.46 and 4,487.84

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Solution

The fourth proportional to 7,845.02, 10,826.46 and 4,487.84 is: 6,193.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.02 : 10,826.46 = 4,487.84 : x
  2. Step 2: Convert to fraction form
    7,845.02/10,826.46 = 4,487.84/x
  3. Step 3: Cross multiply
    7,845.02x = 10,826.46 × 4,487.84
  4. Step 4: Simplify right side
    7,845.02x = 48,587,420.25
  5. Step 5: Solve for x
    x = 48,587,420.25/7,845.02
  6. Step 6: Final answer
    x = 6,193.41

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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.