Home / 9,271.32-13,898.34-5,574.48

Finding the Fourth Proportional to 9,271.32, 13,898.34 and 5,574.48

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Solution

The fourth proportional to 9,271.32, 13,898.34 and 5,574.48 is: 8,356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.32 : 13,898.34 = 5,574.48 : x
  2. Step 2: Convert to fraction form
    9,271.32/13,898.34 = 5,574.48/x
  3. Step 3: Cross multiply
    9,271.32x = 13,898.34 × 5,574.48
  4. Step 4: Simplify right side
    9,271.32x = 77,476,018.36
  5. Step 5: Solve for x
    x = 77,476,018.36/9,271.32
  6. Step 6: Final answer
    x = 8,356.53

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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.