Home / 11,088.37-15,303.44-7,055.60

Finding the Fourth Proportional to 11,088.37, 15,303.44 and 7,055.60

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Solution

The fourth proportional to 11,088.37, 15,303.44 and 7,055.60 is: 9,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.37 : 15,303.44 = 7,055.60 : x
  2. Step 2: Convert to fraction form
    11,088.37/15,303.44 = 7,055.60/x
  3. Step 3: Cross multiply
    11,088.37x = 15,303.44 × 7,055.60
  4. Step 4: Simplify right side
    11,088.37x = 107,974,839.47
  5. Step 5: Solve for x
    x = 107,974,839.47/11,088.37
  6. Step 6: Final answer
    x = 9,737.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.