Home / 7,037.10-9,755.60-6,662.58

Finding the Fourth Proportional to 7,037.10, 9,755.60 and 6,662.58

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Solution

The fourth proportional to 7,037.10, 9,755.60 and 6,662.58 is: 9,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.10 : 9,755.60 = 6,662.58 : x
  2. Step 2: Convert to fraction form
    7,037.10/9,755.60 = 6,662.58/x
  3. Step 3: Cross multiply
    7,037.10x = 9,755.60 × 6,662.58
  4. Step 4: Simplify right side
    7,037.10x = 64,997,465.45
  5. Step 5: Solve for x
    x = 64,997,465.45/7,037.10
  6. Step 6: Final answer
    x = 9,236.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.