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Finding the Fourth Proportional to 5,068.63, 6,989.07 and 4,359.70

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Solution

The fourth proportional to 5,068.63, 6,989.07 and 4,359.70 is: 6,011.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.63 : 6,989.07 = 4,359.70 : x
  2. Step 2: Convert to fraction form
    5,068.63/6,989.07 = 4,359.70/x
  3. Step 3: Cross multiply
    5,068.63x = 6,989.07 × 4,359.70
  4. Step 4: Simplify right side
    5,068.63x = 30,470,248.48
  5. Step 5: Solve for x
    x = 30,470,248.48/5,068.63
  6. Step 6: Final answer
    x = 6,011.54

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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.