Home / 8,888.16-13,315.44-4,995.36

Finding the Fourth Proportional to 8,888.16, 13,315.44 and 4,995.36

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Solution

The fourth proportional to 8,888.16, 13,315.44 and 4,995.36 is: 7,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.16 : 13,315.44 = 4,995.36 : x
  2. Step 2: Convert to fraction form
    8,888.16/13,315.44 = 4,995.36/x
  3. Step 3: Cross multiply
    8,888.16x = 13,315.44 × 4,995.36
  4. Step 4: Simplify right side
    8,888.16x = 66,515,416.36
  5. Step 5: Solve for x
    x = 66,515,416.36/8,888.16
  6. Step 6: Final answer
    x = 7,483.60

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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.