Home / 4,827.02-6,661.23-2,838.72

Finding the Fourth Proportional to 4,827.02, 6,661.23 and 2,838.72

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Solution

The fourth proportional to 4,827.02, 6,661.23 and 2,838.72 is: 3,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.02 : 6,661.23 = 2,838.72 : x
  2. Step 2: Convert to fraction form
    4,827.02/6,661.23 = 2,838.72/x
  3. Step 3: Cross multiply
    4,827.02x = 6,661.23 × 2,838.72
  4. Step 4: Simplify right side
    4,827.02x = 18,909,366.83
  5. Step 5: Solve for x
    x = 18,909,366.83/4,827.02
  6. Step 6: Final answer
    x = 3,917.40

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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.