Home / 2,955.83-4,079.12-1,697.10

Finding the Fourth Proportional to 2,955.83, 4,079.12 and 1,697.10

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Solution

The fourth proportional to 2,955.83, 4,079.12 and 1,697.10 is: 2,342.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.83 : 4,079.12 = 1,697.10 : x
  2. Step 2: Convert to fraction form
    2,955.83/4,079.12 = 1,697.10/x
  3. Step 3: Cross multiply
    2,955.83x = 4,079.12 × 1,697.10
  4. Step 4: Simplify right side
    2,955.83x = 6,922,666.07
  5. Step 5: Solve for x
    x = 6,922,666.07/2,955.83
  6. Step 6: Final answer
    x = 2,342.04

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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.