Home / 4,784.51-6,602.37-2,688.50

Finding the Fourth Proportional to 4,784.51, 6,602.37 and 2,688.50

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Solution

The fourth proportional to 4,784.51, 6,602.37 and 2,688.50 is: 3,709.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.51 : 6,602.37 = 2,688.50 : x
  2. Step 2: Convert to fraction form
    4,784.51/6,602.37 = 2,688.50/x
  3. Step 3: Cross multiply
    4,784.51x = 6,602.37 × 2,688.50
  4. Step 4: Simplify right side
    4,784.51x = 17,750,471.75
  5. Step 5: Solve for x
    x = 17,750,471.75/4,784.51
  6. Step 6: Final answer
    x = 3,709.99

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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.