Home / 3,047.63-4,571.51-1,316.25

Finding the Fourth Proportional to 3,047.63, 4,571.51 and 1,316.25

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Solution

The fourth proportional to 3,047.63, 4,571.51 and 1,316.25 is: 1,974.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.63 : 4,571.51 = 1,316.25 : x
  2. Step 2: Convert to fraction form
    3,047.63/4,571.51 = 1,316.25/x
  3. Step 3: Cross multiply
    3,047.63x = 4,571.51 × 1,316.25
  4. Step 4: Simplify right side
    3,047.63x = 6,017,243.46
  5. Step 5: Solve for x
    x = 6,017,243.46/3,047.63
  6. Step 6: Final answer
    x = 1,974.40

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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.