Home / 9,293.18-12,825.45-5,313.51

Finding the Fourth Proportional to 9,293.18, 12,825.45 and 5,313.51

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Solution

The fourth proportional to 9,293.18, 12,825.45 and 5,313.51 is: 7,333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,293.18 : 12,825.45 = 5,313.51 : x
  2. Step 2: Convert to fraction form
    9,293.18/12,825.45 = 5,313.51/x
  3. Step 3: Cross multiply
    9,293.18x = 12,825.45 × 5,313.51
  4. Step 4: Simplify right side
    9,293.18x = 68,148,156.83
  5. Step 5: Solve for x
    x = 68,148,156.83/9,293.18
  6. Step 6: Final answer
    x = 7,333.14

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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.