Home / 5,253.81-7,253.64-3,267.07

Finding the Fourth Proportional to 5,253.81, 7,253.64 and 3,267.07

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Solution

The fourth proportional to 5,253.81, 7,253.64 and 3,267.07 is: 4,510.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.81 : 7,253.64 = 3,267.07 : x
  2. Step 2: Convert to fraction form
    5,253.81/7,253.64 = 3,267.07/x
  3. Step 3: Cross multiply
    5,253.81x = 7,253.64 × 3,267.07
  4. Step 4: Simplify right side
    5,253.81x = 23,698,133.30
  5. Step 5: Solve for x
    x = 23,698,133.30/5,253.81
  6. Step 6: Final answer
    x = 4,510.66

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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.