Home / 6,366.90-9,547.62-1,984.71

Finding the Fourth Proportional to 6,366.90, 9,547.62 and 1,984.71

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Solution

The fourth proportional to 6,366.90, 9,547.62 and 1,984.71 is: 2,976.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,366.90 : 9,547.62 = 1,984.71 : x
  2. Step 2: Convert to fraction form
    6,366.90/9,547.62 = 1,984.71/x
  3. Step 3: Cross multiply
    6,366.90x = 9,547.62 × 1,984.71
  4. Step 4: Simplify right side
    6,366.90x = 18,949,256.89
  5. Step 5: Solve for x
    x = 18,949,256.89/6,366.90
  6. Step 6: Final answer
    x = 2,976.21

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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.