Home / 8,953.54-12,356.23-6,126.84

Finding the Fourth Proportional to 8,953.54, 12,356.23 and 6,126.84

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Solution

The fourth proportional to 8,953.54, 12,356.23 and 6,126.84 is: 8,455.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.54 : 12,356.23 = 6,126.84 : x
  2. Step 2: Convert to fraction form
    8,953.54/12,356.23 = 6,126.84/x
  3. Step 3: Cross multiply
    8,953.54x = 12,356.23 × 6,126.84
  4. Step 4: Simplify right side
    8,953.54x = 75,704,644.21
  5. Step 5: Solve for x
    x = 75,704,644.21/8,953.54
  6. Step 6: Final answer
    x = 8,455.28

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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.