Home / 2,730.51-4,094.35-974.84

Finding the Fourth Proportional to 2,730.51, 4,094.35 and 974.84

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Solution

The fourth proportional to 2,730.51, 4,094.35 and 974.84 is: 1,461.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.51 : 4,094.35 = 974.84 : x
  2. Step 2: Convert to fraction form
    2,730.51/4,094.35 = 974.84/x
  3. Step 3: Cross multiply
    2,730.51x = 4,094.35 × 974.84
  4. Step 4: Simplify right side
    2,730.51x = 3,991,313.25
  5. Step 5: Solve for x
    x = 3,991,313.25/2,730.51
  6. Step 6: Final answer
    x = 1,461.75

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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.