Home / 6,695.85-10,043.01-1,698.20

Finding the Fourth Proportional to 6,695.85, 10,043.01 and 1,698.20

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Solution

The fourth proportional to 6,695.85, 10,043.01 and 1,698.20 is: 2,547.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695.85 : 10,043.01 = 1,698.20 : x
  2. Step 2: Convert to fraction form
    6,695.85/10,043.01 = 1,698.20/x
  3. Step 3: Cross multiply
    6,695.85x = 10,043.01 × 1,698.20
  4. Step 4: Simplify right side
    6,695.85x = 17,055,027.03
  5. Step 5: Solve for x
    x = 17,055,027.03/6,695.85
  6. Step 6: Final answer
    x = 2,547.11

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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.