Home / 7,065.96-10,597.74-1,872.36

Finding the Fourth Proportional to 7,065.96, 10,597.74 and 1,872.36

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Solution

The fourth proportional to 7,065.96, 10,597.74 and 1,872.36 is: 2,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065.96 : 10,597.74 = 1,872.36 : x
  2. Step 2: Convert to fraction form
    7,065.96/10,597.74 = 1,872.36/x
  3. Step 3: Cross multiply
    7,065.96x = 10,597.74 × 1,872.36
  4. Step 4: Simplify right side
    7,065.96x = 19,842,784.47
  5. Step 5: Solve for x
    x = 19,842,784.47/7,065.96
  6. Step 6: Final answer
    x = 2,808.22

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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.