Home / 7,040.58-10,557.78-2,110.62

Finding the Fourth Proportional to 7,040.58, 10,557.78 and 2,110.62

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Solution

The fourth proportional to 7,040.58, 10,557.78 and 2,110.62 is: 3,165.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.58 : 10,557.78 = 2,110.62 : x
  2. Step 2: Convert to fraction form
    7,040.58/10,557.78 = 2,110.62/x
  3. Step 3: Cross multiply
    7,040.58x = 10,557.78 × 2,110.62
  4. Step 4: Simplify right side
    7,040.58x = 22,283,461.62
  5. Step 5: Solve for x
    x = 22,283,461.62/7,040.58
  6. Step 6: Final answer
    x = 3,165.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.