Home / 4,830.72-6,666.48-2,735.28

Finding the Fourth Proportional to 4,830.72, 6,666.48 and 2,735.28

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Solution

The fourth proportional to 4,830.72, 6,666.48 and 2,735.28 is: 3,774.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.72 : 6,666.48 = 2,735.28 : x
  2. Step 2: Convert to fraction form
    4,830.72/6,666.48 = 2,735.28/x
  3. Step 3: Cross multiply
    4,830.72x = 6,666.48 × 2,735.28
  4. Step 4: Simplify right side
    4,830.72x = 18,234,689.41
  5. Step 5: Solve for x
    x = 18,234,689.41/4,830.72
  6. Step 6: Final answer
    x = 3,774.74

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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.