Home / 4,725-6,521.04-2,628.72

Finding the Fourth Proportional to 4,725, 6,521.04 and 2,628.72

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Solution

The fourth proportional to 4,725, 6,521.04 and 2,628.72 is: 3,627.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725 : 6,521.04 = 2,628.72 : x
  2. Step 2: Convert to fraction form
    4,725/6,521.04 = 2,628.72/x
  3. Step 3: Cross multiply
    4,725x = 6,521.04 × 2,628.72
  4. Step 4: Simplify right side
    4,725x = 17,141,988.27
  5. Step 5: Solve for x
    x = 17,141,988.27/4,725
  6. Step 6: Final answer
    x = 3,627.93

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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.