Home / 9,637.40-14,445.30-4,955.60

Finding the Fourth Proportional to 9,637.40, 14,445.30 and 4,955.60

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Solution

The fourth proportional to 9,637.40, 14,445.30 and 4,955.60 is: 7,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,637.40 : 14,445.30 = 4,955.60 : x
  2. Step 2: Convert to fraction form
    9,637.40/14,445.30 = 4,955.60/x
  3. Step 3: Cross multiply
    9,637.40x = 14,445.30 × 4,955.60
  4. Step 4: Simplify right side
    9,637.40x = 71,585,128.68
  5. Step 5: Solve for x
    x = 71,585,128.68/9,637.40
  6. Step 6: Final answer
    x = 7,427.85

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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.