Home / 6,199.51-8,555.01-3,547.21

Finding the Fourth Proportional to 6,199.51, 8,555.01 and 3,547.21

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Solution

The fourth proportional to 6,199.51, 8,555.01 and 3,547.21 is: 4,894.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.51 : 8,555.01 = 3,547.21 : x
  2. Step 2: Convert to fraction form
    6,199.51/8,555.01 = 3,547.21/x
  3. Step 3: Cross multiply
    6,199.51x = 8,555.01 × 3,547.21
  4. Step 4: Simplify right side
    6,199.51x = 30,346,417.02
  5. Step 5: Solve for x
    x = 30,346,417.02/6,199.51
  6. Step 6: Final answer
    x = 4,894.97

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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.