Home / 4,680.79-7,015.56-2,047.18

Finding the Fourth Proportional to 4,680.79, 7,015.56 and 2,047.18

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Solution

The fourth proportional to 4,680.79, 7,015.56 and 2,047.18 is: 3,068.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.79 : 7,015.56 = 2,047.18 : x
  2. Step 2: Convert to fraction form
    4,680.79/7,015.56 = 2,047.18/x
  3. Step 3: Cross multiply
    4,680.79x = 7,015.56 × 2,047.18
  4. Step 4: Simplify right side
    4,680.79x = 14,362,114.12
  5. Step 5: Solve for x
    x = 14,362,114.12/4,680.79
  6. Step 6: Final answer
    x = 3,068.31

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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.