Home / 9,627.21-14,436.50-4,430.25

Finding the Fourth Proportional to 9,627.21, 14,436.50 and 4,430.25

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Solution

The fourth proportional to 9,627.21, 14,436.50 and 4,430.25 is: 6,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627.21 : 14,436.50 = 4,430.25 : x
  2. Step 2: Convert to fraction form
    9,627.21/14,436.50 = 4,430.25/x
  3. Step 3: Cross multiply
    9,627.21x = 14,436.50 × 4,430.25
  4. Step 4: Simplify right side
    9,627.21x = 63,957,281.97
  5. Step 5: Solve for x
    x = 63,957,281.97/9,627.21
  6. Step 6: Final answer
    x = 6,643.39

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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.