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Finding the Fourth Proportional to 7,897.55, 10,898.06 and 4,360.68

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Solution

The fourth proportional to 7,897.55, 10,898.06 and 4,360.68 is: 6,017.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.55 : 10,898.06 = 4,360.68 : x
  2. Step 2: Convert to fraction form
    7,897.55/10,898.06 = 4,360.68/x
  3. Step 3: Cross multiply
    7,897.55x = 10,898.06 × 4,360.68
  4. Step 4: Simplify right side
    7,897.55x = 47,522,930.48
  5. Step 5: Solve for x
    x = 47,522,930.48/7,897.55
  6. Step 6: Final answer
    x = 6,017.43

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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.