Home / 4,783.98-6,602.51-2,688.11

Finding the Fourth Proportional to 4,783.98, 6,602.51 and 2,688.11

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Solution

The fourth proportional to 4,783.98, 6,602.51 and 2,688.11 is: 3,709.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.98 : 6,602.51 = 2,688.11 : x
  2. Step 2: Convert to fraction form
    4,783.98/6,602.51 = 2,688.11/x
  3. Step 3: Cross multiply
    4,783.98x = 6,602.51 × 2,688.11
  4. Step 4: Simplify right side
    4,783.98x = 17,748,226.70
  5. Step 5: Solve for x
    x = 17,748,226.70/4,783.98
  6. Step 6: Final answer
    x = 3,709.93

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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.