Home / 4,898.09-6,756.54-3,127.70

Finding the Fourth Proportional to 4,898.09, 6,756.54 and 3,127.70

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Solution

The fourth proportional to 4,898.09, 6,756.54 and 3,127.70 is: 4,314.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.09 : 6,756.54 = 3,127.70 : x
  2. Step 2: Convert to fraction form
    4,898.09/6,756.54 = 3,127.70/x
  3. Step 3: Cross multiply
    4,898.09x = 6,756.54 × 3,127.70
  4. Step 4: Simplify right side
    4,898.09x = 21,132,430.16
  5. Step 5: Solve for x
    x = 21,132,430.16/4,898.09
  6. Step 6: Final answer
    x = 4,314.42

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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.