Home / 4,851-6,695.16-2,756.40

Finding the Fourth Proportional to 4,851, 6,695.16 and 2,756.40

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Solution

The fourth proportional to 4,851, 6,695.16 and 2,756.40 is: 3,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851 : 6,695.16 = 2,756.40 : x
  2. Step 2: Convert to fraction form
    4,851/6,695.16 = 2,756.40/x
  3. Step 3: Cross multiply
    4,851x = 6,695.16 × 2,756.40
  4. Step 4: Simplify right side
    4,851x = 18,454,539.02
  5. Step 5: Solve for x
    x = 18,454,539.02/4,851
  6. Step 6: Final answer
    x = 3,804.28

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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.