Home / 4,680.47-7,048.41-4,071.54

Finding the Fourth Proportional to 4,680.47, 7,048.41 and 4,071.54

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Solution

The fourth proportional to 4,680.47, 7,048.41 and 4,071.54 is: 6,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.47 : 7,048.41 = 4,071.54 : x
  2. Step 2: Convert to fraction form
    4,680.47/7,048.41 = 4,071.54/x
  3. Step 3: Cross multiply
    4,680.47x = 7,048.41 × 4,071.54
  4. Step 4: Simplify right side
    4,680.47x = 28,697,827.65
  5. Step 5: Solve for x
    x = 28,697,827.65/4,680.47
  6. Step 6: Final answer
    x = 6,131.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.