Home / 4,695.37-6,478.47-2,925.72

Finding the Fourth Proportional to 4,695.37, 6,478.47 and 2,925.72

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Solution

The fourth proportional to 4,695.37, 6,478.47 and 2,925.72 is: 4,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.37 : 6,478.47 = 2,925.72 : x
  2. Step 2: Convert to fraction form
    4,695.37/6,478.47 = 2,925.72/x
  3. Step 3: Cross multiply
    4,695.37x = 6,478.47 × 2,925.72
  4. Step 4: Simplify right side
    4,695.37x = 18,954,189.25
  5. Step 5: Solve for x
    x = 18,954,189.25/4,695.37
  6. Step 6: Final answer
    x = 4,036.78

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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.