Home / 9,890.40-14,833.95-4,342.26

Finding the Fourth Proportional to 9,890.40, 14,833.95 and 4,342.26

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Solution

The fourth proportional to 9,890.40, 14,833.95 and 4,342.26 is: 6,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.40 : 14,833.95 = 4,342.26 : x
  2. Step 2: Convert to fraction form
    9,890.40/14,833.95 = 4,342.26/x
  3. Step 3: Cross multiply
    9,890.40x = 14,833.95 × 4,342.26
  4. Step 4: Simplify right side
    9,890.40x = 64,412,867.73
  5. Step 5: Solve for x
    x = 64,412,867.73/9,890.40
  6. Step 6: Final answer
    x = 6,512.67

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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.