Home / 12,364.40-18,546.70-4,573.10

Finding the Fourth Proportional to 12,364.40, 18,546.70 and 4,573.10

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Solution

The fourth proportional to 12,364.40, 18,546.70 and 4,573.10 is: 6,859.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.40 : 18,546.70 = 4,573.10 : x
  2. Step 2: Convert to fraction form
    12,364.40/18,546.70 = 4,573.10/x
  3. Step 3: Cross multiply
    12,364.40x = 18,546.70 × 4,573.10
  4. Step 4: Simplify right side
    12,364.40x = 84,815,913.77
  5. Step 5: Solve for x
    x = 84,815,913.77/12,364.40
  6. Step 6: Final answer
    x = 6,859.69

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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.