Home / 9,126.75-12,602.58-6,152.43

Finding the Fourth Proportional to 9,126.75, 12,602.58 and 6,152.43

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Solution

The fourth proportional to 9,126.75, 12,602.58 and 6,152.43 is: 8,495.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.75 : 12,602.58 = 6,152.43 : x
  2. Step 2: Convert to fraction form
    9,126.75/12,602.58 = 6,152.43/x
  3. Step 3: Cross multiply
    9,126.75x = 12,602.58 × 6,152.43
  4. Step 4: Simplify right side
    9,126.75x = 77,536,491.27
  5. Step 5: Solve for x
    x = 77,536,491.27/9,126.75
  6. Step 6: Final answer
    x = 8,495.52

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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.