Home / 12,683.39-19,030.53-4,897.67

Finding the Fourth Proportional to 12,683.39, 19,030.53 and 4,897.67

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Solution

The fourth proportional to 12,683.39, 19,030.53 and 4,897.67 is: 7,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,683.39 : 19,030.53 = 4,897.67 : x
  2. Step 2: Convert to fraction form
    12,683.39/19,030.53 = 4,897.67/x
  3. Step 3: Cross multiply
    12,683.39x = 19,030.53 × 4,897.67
  4. Step 4: Simplify right side
    12,683.39x = 93,205,255.87
  5. Step 5: Solve for x
    x = 93,205,255.87/12,683.39
  6. Step 6: Final answer
    x = 7,348.61

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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.