Home / 6,106.42-9,159.70-1,946.40

Finding the Fourth Proportional to 6,106.42, 9,159.70 and 1,946.40

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Solution

The fourth proportional to 6,106.42, 9,159.70 and 1,946.40 is: 2,919.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.42 : 9,159.70 = 1,946.40 : x
  2. Step 2: Convert to fraction form
    6,106.42/9,159.70 = 1,946.40/x
  3. Step 3: Cross multiply
    6,106.42x = 9,159.70 × 1,946.40
  4. Step 4: Simplify right side
    6,106.42x = 17,828,430.35
  5. Step 5: Solve for x
    x = 17,828,430.35/6,106.42
  6. Step 6: Final answer
    x = 2,919.62

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Similar ratio
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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.