Home / 2,955.08-4,409.83-2,585.72

Finding the Fourth Proportional to 2,955.08, 4,409.83 and 2,585.72

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Solution

The fourth proportional to 2,955.08, 4,409.83 and 2,585.72 is: 3,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.08 : 4,409.83 = 2,585.72 : x
  2. Step 2: Convert to fraction form
    2,955.08/4,409.83 = 2,585.72/x
  3. Step 3: Cross multiply
    2,955.08x = 4,409.83 × 2,585.72
  4. Step 4: Simplify right side
    2,955.08x = 11,402,585.63
  5. Step 5: Solve for x
    x = 11,402,585.63/2,955.08
  6. Step 6: Final answer
    x = 3,858.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.