Home / 5,094.30-7,030.17-2,856.20

Finding the Fourth Proportional to 5,094.30, 7,030.17 and 2,856.20

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Solution

The fourth proportional to 5,094.30, 7,030.17 and 2,856.20 is: 3,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.30 : 7,030.17 = 2,856.20 : x
  2. Step 2: Convert to fraction form
    5,094.30/7,030.17 = 2,856.20/x
  3. Step 3: Cross multiply
    5,094.30x = 7,030.17 × 2,856.20
  4. Step 4: Simplify right side
    5,094.30x = 20,079,536.40
  5. Step 5: Solve for x
    x = 20,079,536.40/5,094.30
  6. Step 6: Final answer
    x = 3,941.57

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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.