Home / 3,095.64-4,271.96-1,698.38

Finding the Fourth Proportional to 3,095.64, 4,271.96 and 1,698.38

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Solution

The fourth proportional to 3,095.64, 4,271.96 and 1,698.38 is: 2,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.64 : 4,271.96 = 1,698.38 : x
  2. Step 2: Convert to fraction form
    3,095.64/4,271.96 = 1,698.38/x
  3. Step 3: Cross multiply
    3,095.64x = 4,271.96 × 1,698.38
  4. Step 4: Simplify right side
    3,095.64x = 7,255,411.42
  5. Step 5: Solve for x
    x = 7,255,411.42/3,095.64
  6. Step 6: Final answer
    x = 2,343.75

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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.