Home / 8,030.48-12,059.50-4,928.70

Finding the Fourth Proportional to 8,030.48, 12,059.50 and 4,928.70

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Solution

The fourth proportional to 8,030.48, 12,059.50 and 4,928.70 is: 7,401.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.48 : 12,059.50 = 4,928.70 : x
  2. Step 2: Convert to fraction form
    8,030.48/12,059.50 = 4,928.70/x
  3. Step 3: Cross multiply
    8,030.48x = 12,059.50 × 4,928.70
  4. Step 4: Simplify right side
    8,030.48x = 59,437,597.35
  5. Step 5: Solve for x
    x = 59,437,597.35/8,030.48
  6. Step 6: Final answer
    x = 7,401.50

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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.