Home / 11,061.32-15,264.46-6,345.48

Finding the Fourth Proportional to 11,061.32, 15,264.46 and 6,345.48

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Solution

The fourth proportional to 11,061.32, 15,264.46 and 6,345.48 is: 8,756.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,061.32 : 15,264.46 = 6,345.48 : x
  2. Step 2: Convert to fraction form
    11,061.32/15,264.46 = 6,345.48/x
  3. Step 3: Cross multiply
    11,061.32x = 15,264.46 × 6,345.48
  4. Step 4: Simplify right side
    11,061.32x = 96,860,325.64
  5. Step 5: Solve for x
    x = 96,860,325.64/11,061.32
  6. Step 6: Final answer
    x = 8,756.67

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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.