Home / 5,066.85-6,989.45-2,970.57

Finding the Fourth Proportional to 5,066.85, 6,989.45 and 2,970.57

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Solution

The fourth proportional to 5,066.85, 6,989.45 and 2,970.57 is: 4,097.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066.85 : 6,989.45 = 2,970.57 : x
  2. Step 2: Convert to fraction form
    5,066.85/6,989.45 = 2,970.57/x
  3. Step 3: Cross multiply
    5,066.85x = 6,989.45 × 2,970.57
  4. Step 4: Simplify right side
    5,066.85x = 20,762,635.63
  5. Step 5: Solve for x
    x = 20,762,635.63/5,066.85
  6. Step 6: Final answer
    x = 4,097.74

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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.