Home / 3,409.16-5,088.85-2,925.32

Finding the Fourth Proportional to 3,409.16, 5,088.85 and 2,925.32

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Solution

The fourth proportional to 3,409.16, 5,088.85 and 2,925.32 is: 4,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.16 : 5,088.85 = 2,925.32 : x
  2. Step 2: Convert to fraction form
    3,409.16/5,088.85 = 2,925.32/x
  3. Step 3: Cross multiply
    3,409.16x = 5,088.85 × 2,925.32
  4. Step 4: Simplify right side
    3,409.16x = 14,886,514.68
  5. Step 5: Solve for x
    x = 14,886,514.68/3,409.16
  6. Step 6: Final answer
    x = 4,366.62

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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.