Home / 9,362.08-12,919.62-5,113.18

Finding the Fourth Proportional to 9,362.08, 12,919.62 and 5,113.18

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Solution

The fourth proportional to 9,362.08, 12,919.62 and 5,113.18 is: 7,056.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362.08 : 12,919.62 = 5,113.18 : x
  2. Step 2: Convert to fraction form
    9,362.08/12,919.62 = 5,113.18/x
  3. Step 3: Cross multiply
    9,362.08x = 12,919.62 × 5,113.18
  4. Step 4: Simplify right side
    9,362.08x = 66,060,342.59
  5. Step 5: Solve for x
    x = 66,060,342.59/9,362.08
  6. Step 6: Final answer
    x = 7,056.16

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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.