Home / 2,967.40-4,095.98-2,083.42

Finding the Fourth Proportional to 2,967.40, 4,095.98 and 2,083.42

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Solution

The fourth proportional to 2,967.40, 4,095.98 and 2,083.42 is: 2,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.40 : 4,095.98 = 2,083.42 : x
  2. Step 2: Convert to fraction form
    2,967.40/4,095.98 = 2,083.42/x
  3. Step 3: Cross multiply
    2,967.40x = 4,095.98 × 2,083.42
  4. Step 4: Simplify right side
    2,967.40x = 8,533,646.65
  5. Step 5: Solve for x
    x = 8,533,646.65/2,967.40
  6. Step 6: Final answer
    x = 2,875.80

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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.