Home / 7,007.07-10,510.89-2,076.60

Finding the Fourth Proportional to 7,007.07, 10,510.89 and 2,076.60

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Solution

The fourth proportional to 7,007.07, 10,510.89 and 2,076.60 is: 3,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.07 : 10,510.89 = 2,076.60 : x
  2. Step 2: Convert to fraction form
    7,007.07/10,510.89 = 2,076.60/x
  3. Step 3: Cross multiply
    7,007.07x = 10,510.89 × 2,076.60
  4. Step 4: Simplify right side
    7,007.07x = 21,826,914.17
  5. Step 5: Solve for x
    x = 21,826,914.17/7,007.07
  6. Step 6: Final answer
    x = 3,114.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.