Home / 4,814.96-6,644.40-2,718.72

Finding the Fourth Proportional to 4,814.96, 6,644.40 and 2,718.72

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Solution

The fourth proportional to 4,814.96, 6,644.40 and 2,718.72 is: 3,751.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.96 : 6,644.40 = 2,718.72 : x
  2. Step 2: Convert to fraction form
    4,814.96/6,644.40 = 2,718.72/x
  3. Step 3: Cross multiply
    4,814.96x = 6,644.40 × 2,718.72
  4. Step 4: Simplify right side
    4,814.96x = 18,064,263.17
  5. Step 5: Solve for x
    x = 18,064,263.17/4,814.96
  6. Step 6: Final answer
    x = 3,751.70

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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.