Home / 7,281.25-10,037.94-6,157.69

Finding the Fourth Proportional to 7,281.25, 10,037.94 and 6,157.69

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Solution

The fourth proportional to 7,281.25, 10,037.94 and 6,157.69 is: 8,489.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.25 : 10,037.94 = 6,157.69 : x
  2. Step 2: Convert to fraction form
    7,281.25/10,037.94 = 6,157.69/x
  3. Step 3: Cross multiply
    7,281.25x = 10,037.94 × 6,157.69
  4. Step 4: Simplify right side
    7,281.25x = 61,810,522.76
  5. Step 5: Solve for x
    x = 61,810,522.76/7,281.25
  6. Step 6: Final answer
    x = 8,489.00

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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.