Home / 5,578.10-7,697.02-3,339.46

Finding the Fourth Proportional to 5,578.10, 7,697.02 and 3,339.46

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Solution

The fourth proportional to 5,578.10, 7,697.02 and 3,339.46 is: 4,608.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.10 : 7,697.02 = 3,339.46 : x
  2. Step 2: Convert to fraction form
    5,578.10/7,697.02 = 3,339.46/x
  3. Step 3: Cross multiply
    5,578.10x = 7,697.02 × 3,339.46
  4. Step 4: Simplify right side
    5,578.10x = 25,703,890.41
  5. Step 5: Solve for x
    x = 25,703,890.41/5,578.10
  6. Step 6: Final answer
    x = 4,608.00

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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.