Home / 9,930.36-13,699.53-6,152.52

Finding the Fourth Proportional to 9,930.36, 13,699.53 and 6,152.52

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Solution

The fourth proportional to 9,930.36, 13,699.53 and 6,152.52 is: 8,487.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.36 : 13,699.53 = 6,152.52 : x
  2. Step 2: Convert to fraction form
    9,930.36/13,699.53 = 6,152.52/x
  3. Step 3: Cross multiply
    9,930.36x = 13,699.53 × 6,152.52
  4. Step 4: Simplify right side
    9,930.36x = 84,286,632.32
  5. Step 5: Solve for x
    x = 84,286,632.32/9,930.36
  6. Step 6: Final answer
    x = 8,487.77

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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.