Home / 10,345.46-15,513.73-3,323.16

Finding the Fourth Proportional to 10,345.46, 15,513.73 and 3,323.16

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Solution

The fourth proportional to 10,345.46, 15,513.73 and 3,323.16 is: 4,983.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.46 : 15,513.73 = 3,323.16 : x
  2. Step 2: Convert to fraction form
    10,345.46/15,513.73 = 3,323.16/x
  3. Step 3: Cross multiply
    10,345.46x = 15,513.73 × 3,323.16
  4. Step 4: Simplify right side
    10,345.46x = 51,554,598.68
  5. Step 5: Solve for x
    x = 51,554,598.68/10,345.46
  6. Step 6: Final answer
    x = 4,983.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.