Home / 7,059.73-10,586.17-2,128.45

Finding the Fourth Proportional to 7,059.73, 10,586.17 and 2,128.45

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Solution

The fourth proportional to 7,059.73, 10,586.17 and 2,128.45 is: 3,191.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.73 : 10,586.17 = 2,128.45 : x
  2. Step 2: Convert to fraction form
    7,059.73/10,586.17 = 2,128.45/x
  3. Step 3: Cross multiply
    7,059.73x = 10,586.17 × 2,128.45
  4. Step 4: Simplify right side
    7,059.73x = 22,532,075.28
  5. Step 5: Solve for x
    x = 22,532,075.28/7,059.73
  6. Step 6: Final answer
    x = 3,191.64

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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.