Home / 4,047.63-6,071.56-1,125.94

Finding the Fourth Proportional to 4,047.63, 6,071.56 and 1,125.94

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Solution

The fourth proportional to 4,047.63, 6,071.56 and 1,125.94 is: 1,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.63 : 6,071.56 = 1,125.94 : x
  2. Step 2: Convert to fraction form
    4,047.63/6,071.56 = 1,125.94/x
  3. Step 3: Cross multiply
    4,047.63x = 6,071.56 × 1,125.94
  4. Step 4: Simplify right side
    4,047.63x = 6,836,212.27
  5. Step 5: Solve for x
    x = 6,836,212.27/4,047.63
  6. Step 6: Final answer
    x = 1,688.94

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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.