Home / 7,897.10-10,899.52-4,755.38

Finding the Fourth Proportional to 7,897.10, 10,899.52 and 4,755.38

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Solution

The fourth proportional to 7,897.10, 10,899.52 and 4,755.38 is: 6,563.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.10 : 10,899.52 = 4,755.38 : x
  2. Step 2: Convert to fraction form
    7,897.10/10,899.52 = 4,755.38/x
  3. Step 3: Cross multiply
    7,897.10x = 10,899.52 × 4,755.38
  4. Step 4: Simplify right side
    7,897.10x = 51,831,359.42
  5. Step 5: Solve for x
    x = 51,831,359.42/7,897.10
  6. Step 6: Final answer
    x = 6,563.34

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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.