Home / 4,707.57-7,060.89-2,858.19

Finding the Fourth Proportional to 4,707.57, 7,060.89 and 2,858.19

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Solution

The fourth proportional to 4,707.57, 7,060.89 and 2,858.19 is: 4,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.57 : 7,060.89 = 2,858.19 : x
  2. Step 2: Convert to fraction form
    4,707.57/7,060.89 = 2,858.19/x
  3. Step 3: Cross multiply
    4,707.57x = 7,060.89 × 2,858.19
  4. Step 4: Simplify right side
    4,707.57x = 20,181,365.19
  5. Step 5: Solve for x
    x = 20,181,365.19/4,707.57
  6. Step 6: Final answer
    x = 4,287.00

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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.