Home / 4,886.32-6,740.64-2,895.92

Finding the Fourth Proportional to 4,886.32, 6,740.64 and 2,895.92

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Solution

The fourth proportional to 4,886.32, 6,740.64 and 2,895.92 is: 3,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,886.32 : 6,740.64 = 2,895.92 : x
  2. Step 2: Convert to fraction form
    4,886.32/6,740.64 = 2,895.92/x
  3. Step 3: Cross multiply
    4,886.32x = 6,740.64 × 2,895.92
  4. Step 4: Simplify right side
    4,886.32x = 19,520,354.19
  5. Step 5: Solve for x
    x = 19,520,354.19/4,886.32
  6. Step 6: Final answer
    x = 3,994.90

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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.