Home / 6,742.51-9,309.41-4,730.20

Finding the Fourth Proportional to 6,742.51, 9,309.41 and 4,730.20

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Solution

The fourth proportional to 6,742.51, 9,309.41 and 4,730.20 is: 6,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.51 : 9,309.41 = 4,730.20 : x
  2. Step 2: Convert to fraction form
    6,742.51/9,309.41 = 4,730.20/x
  3. Step 3: Cross multiply
    6,742.51x = 9,309.41 × 4,730.20
  4. Step 4: Simplify right side
    6,742.51x = 44,035,371.18
  5. Step 5: Solve for x
    x = 44,035,371.18/6,742.51
  6. Step 6: Final answer
    x = 6,531.01

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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.