Home / 6,106.21-9,158.80-1,946.05

Finding the Fourth Proportional to 6,106.21, 9,158.80 and 1,946.05

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Solution

The fourth proportional to 6,106.21, 9,158.80 and 1,946.05 is: 2,918.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.21 : 9,158.80 = 1,946.05 : x
  2. Step 2: Convert to fraction form
    6,106.21/9,158.80 = 1,946.05/x
  3. Step 3: Cross multiply
    6,106.21x = 9,158.80 × 1,946.05
  4. Step 4: Simplify right side
    6,106.21x = 17,823,482.74
  5. Step 5: Solve for x
    x = 17,823,482.74/6,106.21
  6. Step 6: Final answer
    x = 2,918.91

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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.