Home / 5,459.81-7,534.50-3,101.95

Finding the Fourth Proportional to 5,459.81, 7,534.50 and 3,101.95

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Solution

The fourth proportional to 5,459.81, 7,534.50 and 3,101.95 is: 4,280.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.81 : 7,534.50 = 3,101.95 : x
  2. Step 2: Convert to fraction form
    5,459.81/7,534.50 = 3,101.95/x
  3. Step 3: Cross multiply
    5,459.81x = 7,534.50 × 3,101.95
  4. Step 4: Simplify right side
    5,459.81x = 23,371,642.28
  5. Step 5: Solve for x
    x = 23,371,642.28/5,459.81
  6. Step 6: Final answer
    x = 4,280.67

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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.