Home / 7,863.18-10,851.37-4,507.04

Finding the Fourth Proportional to 7,863.18, 10,851.37 and 4,507.04

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Solution

The fourth proportional to 7,863.18, 10,851.37 and 4,507.04 is: 6,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.18 : 10,851.37 = 4,507.04 : x
  2. Step 2: Convert to fraction form
    7,863.18/10,851.37 = 4,507.04/x
  3. Step 3: Cross multiply
    7,863.18x = 10,851.37 × 4,507.04
  4. Step 4: Simplify right side
    7,863.18x = 48,907,574.51
  5. Step 5: Solve for x
    x = 48,907,574.51/7,863.18
  6. Step 6: Final answer
    x = 6,219.82

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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.