Home / 5,011.67-7,518.02-1,724.33

Finding the Fourth Proportional to 5,011.67, 7,518.02 and 1,724.33

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Solution

The fourth proportional to 5,011.67, 7,518.02 and 1,724.33 is: 2,586.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.67 : 7,518.02 = 1,724.33 : x
  2. Step 2: Convert to fraction form
    5,011.67/7,518.02 = 1,724.33/x
  3. Step 3: Cross multiply
    5,011.67x = 7,518.02 × 1,724.33
  4. Step 4: Simplify right side
    5,011.67x = 12,963,501.21
  5. Step 5: Solve for x
    x = 12,963,501.21/5,011.67
  6. Step 6: Final answer
    x = 2,586.67

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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.