Home / 7,970.02-10,998.18-4,432.54

Finding the Fourth Proportional to 7,970.02, 10,998.18 and 4,432.54

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Solution

The fourth proportional to 7,970.02, 10,998.18 and 4,432.54 is: 6,116.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.02 : 10,998.18 = 4,432.54 : x
  2. Step 2: Convert to fraction form
    7,970.02/10,998.18 = 4,432.54/x
  3. Step 3: Cross multiply
    7,970.02x = 10,998.18 × 4,432.54
  4. Step 4: Simplify right side
    7,970.02x = 48,749,872.78
  5. Step 5: Solve for x
    x = 48,749,872.78/7,970.02
  6. Step 6: Final answer
    x = 6,116.66

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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.