Home / 8,886.32-12,263.63-5,350.67

Finding the Fourth Proportional to 8,886.32, 12,263.63 and 5,350.67

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Solution

The fourth proportional to 8,886.32, 12,263.63 and 5,350.67 is: 7,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.32 : 12,263.63 = 5,350.67 : x
  2. Step 2: Convert to fraction form
    8,886.32/12,263.63 = 5,350.67/x
  3. Step 3: Cross multiply
    8,886.32x = 12,263.63 × 5,350.67
  4. Step 4: Simplify right side
    8,886.32x = 65,618,549.06
  5. Step 5: Solve for x
    x = 65,618,549.06/8,886.32
  6. Step 6: Final answer
    x = 7,384.22

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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.