Home / 4,929.86-6,804.61-2,941.72

Finding the Fourth Proportional to 4,929.86, 6,804.61 and 2,941.72

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Solution

The fourth proportional to 4,929.86, 6,804.61 and 2,941.72 is: 4,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.86 : 6,804.61 = 2,941.72 : x
  2. Step 2: Convert to fraction form
    4,929.86/6,804.61 = 2,941.72/x
  3. Step 3: Cross multiply
    4,929.86x = 6,804.61 × 2,941.72
  4. Step 4: Simplify right side
    4,929.86x = 20,017,232.96
  5. Step 5: Solve for x
    x = 20,017,232.96/4,929.86
  6. Step 6: Final answer
    x = 4,060.40

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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.