Home / 4,695.51-6,479.36-2,806.72

Finding the Fourth Proportional to 4,695.51, 6,479.36 and 2,806.72

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Solution

The fourth proportional to 4,695.51, 6,479.36 and 2,806.72 is: 3,873.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.51 : 6,479.36 = 2,806.72 : x
  2. Step 2: Convert to fraction form
    4,695.51/6,479.36 = 2,806.72/x
  3. Step 3: Cross multiply
    4,695.51x = 6,479.36 × 2,806.72
  4. Step 4: Simplify right side
    4,695.51x = 18,185,719.07
  5. Step 5: Solve for x
    x = 18,185,719.07/4,695.51
  6. Step 6: Final answer
    x = 3,873.00

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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.