Home / 9,136.48-13,701.36-4,453.60

Finding the Fourth Proportional to 9,136.48, 13,701.36 and 4,453.60

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Solution

The fourth proportional to 9,136.48, 13,701.36 and 4,453.60 is: 6,678.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.48 : 13,701.36 = 4,453.60 : x
  2. Step 2: Convert to fraction form
    9,136.48/13,701.36 = 4,453.60/x
  3. Step 3: Cross multiply
    9,136.48x = 13,701.36 × 4,453.60
  4. Step 4: Simplify right side
    9,136.48x = 61,020,376.90
  5. Step 5: Solve for x
    x = 61,020,376.90/9,136.48
  6. Step 6: Final answer
    x = 6,678.76

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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.