Home / 6,820.56-9,411.26-4,586.18

Finding the Fourth Proportional to 6,820.56, 9,411.26 and 4,586.18

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Solution

The fourth proportional to 6,820.56, 9,411.26 and 4,586.18 is: 6,328.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820.56 : 9,411.26 = 4,586.18 : x
  2. Step 2: Convert to fraction form
    6,820.56/9,411.26 = 4,586.18/x
  3. Step 3: Cross multiply
    6,820.56x = 9,411.26 × 4,586.18
  4. Step 4: Simplify right side
    6,820.56x = 43,161,662.40
  5. Step 5: Solve for x
    x = 43,161,662.40/6,820.56
  6. Step 6: Final answer
    x = 6,328.17

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Half scale
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Double scale
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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.