Home / 3,095.04-4,271.16-1,678.73

Finding the Fourth Proportional to 3,095.04, 4,271.16 and 1,678.73

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Solution

The fourth proportional to 3,095.04, 4,271.16 and 1,678.73 is: 2,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.04 : 4,271.16 = 1,678.73 : x
  2. Step 2: Convert to fraction form
    3,095.04/4,271.16 = 1,678.73/x
  3. Step 3: Cross multiply
    3,095.04x = 4,271.16 × 1,678.73
  4. Step 4: Simplify right side
    3,095.04x = 7,170,128.81
  5. Step 5: Solve for x
    x = 7,170,128.81/3,095.04
  6. Step 6: Final answer
    x = 2,316.65

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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.