Home / 9,645.48-14,466.60-4,378.86

Finding the Fourth Proportional to 9,645.48, 14,466.60 and 4,378.86

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Solution

The fourth proportional to 9,645.48, 14,466.60 and 4,378.86 is: 6,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,645.48 : 14,466.60 = 4,378.86 : x
  2. Step 2: Convert to fraction form
    9,645.48/14,466.60 = 4,378.86/x
  3. Step 3: Cross multiply
    9,645.48x = 14,466.60 × 4,378.86
  4. Step 4: Simplify right side
    9,645.48x = 63,347,216.08
  5. Step 5: Solve for x
    x = 63,347,216.08/9,645.48
  6. Step 6: Final answer
    x = 6,567.55

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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.