Home / 11,030.18-15,222.32-6,314.36

Finding the Fourth Proportional to 11,030.18, 15,222.32 and 6,314.36

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Solution

The fourth proportional to 11,030.18, 15,222.32 and 6,314.36 is: 8,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.18 : 15,222.32 = 6,314.36 : x
  2. Step 2: Convert to fraction form
    11,030.18/15,222.32 = 6,314.36/x
  3. Step 3: Cross multiply
    11,030.18x = 15,222.32 × 6,314.36
  4. Step 4: Simplify right side
    11,030.18x = 96,119,208.52
  5. Step 5: Solve for x
    x = 96,119,208.52/11,030.18
  6. Step 6: Final answer
    x = 8,714.20

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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.