Home / 9,483.12-13,081.23-5,703.66

Finding the Fourth Proportional to 9,483.12, 13,081.23 and 5,703.66

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Solution

The fourth proportional to 9,483.12, 13,081.23 and 5,703.66 is: 7,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,483.12 : 13,081.23 = 5,703.66 : x
  2. Step 2: Convert to fraction form
    9,483.12/13,081.23 = 5,703.66/x
  3. Step 3: Cross multiply
    9,483.12x = 13,081.23 × 5,703.66
  4. Step 4: Simplify right side
    9,483.12x = 74,610,888.30
  5. Step 5: Solve for x
    x = 74,610,888.30/9,483.12
  6. Step 6: Final answer
    x = 7,867.76

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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.