Home / 4,780.52-6,597.56-2,790.68

Finding the Fourth Proportional to 4,780.52, 6,597.56 and 2,790.68

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Solution

The fourth proportional to 4,780.52, 6,597.56 and 2,790.68 is: 3,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.52 : 6,597.56 = 2,790.68 : x
  2. Step 2: Convert to fraction form
    4,780.52/6,597.56 = 2,790.68/x
  3. Step 3: Cross multiply
    4,780.52x = 6,597.56 × 2,790.68
  4. Step 4: Simplify right side
    4,780.52x = 18,411,678.74
  5. Step 5: Solve for x
    x = 18,411,678.74/4,780.52
  6. Step 6: Final answer
    x = 3,851.40

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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.