Home / 12,597.60-18,897.31-4,274.24

Finding the Fourth Proportional to 12,597.60, 18,897.31 and 4,274.24

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Solution

The fourth proportional to 12,597.60, 18,897.31 and 4,274.24 is: 6,411.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597.60 : 18,897.31 = 4,274.24 : x
  2. Step 2: Convert to fraction form
    12,597.60/18,897.31 = 4,274.24/x
  3. Step 3: Cross multiply
    12,597.60x = 18,897.31 × 4,274.24
  4. Step 4: Simplify right side
    12,597.60x = 80,771,638.29
  5. Step 5: Solve for x
    x = 80,771,638.29/12,597.60
  6. Step 6: Final answer
    x = 6,411.67

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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.