Home / 8,925.14-12,320.98-6,274.82

Finding the Fourth Proportional to 8,925.14, 12,320.98 and 6,274.82

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Solution

The fourth proportional to 8,925.14, 12,320.98 and 6,274.82 is: 8,662.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.14 : 12,320.98 = 6,274.82 : x
  2. Step 2: Convert to fraction form
    8,925.14/12,320.98 = 6,274.82/x
  3. Step 3: Cross multiply
    8,925.14x = 12,320.98 × 6,274.82
  4. Step 4: Simplify right side
    8,925.14x = 77,311,931.72
  5. Step 5: Solve for x
    x = 77,311,931.72/8,925.14
  6. Step 6: Final answer
    x = 8,662.27

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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.