Home / 5,267.84-7,901.76-2,802.56

Finding the Fourth Proportional to 5,267.84, 7,901.76 and 2,802.56

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Solution

The fourth proportional to 5,267.84, 7,901.76 and 2,802.56 is: 4,203.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.84 : 7,901.76 = 2,802.56 : x
  2. Step 2: Convert to fraction form
    5,267.84/7,901.76 = 2,802.56/x
  3. Step 3: Cross multiply
    5,267.84x = 7,901.76 × 2,802.56
  4. Step 4: Simplify right side
    5,267.84x = 22,145,156.51
  5. Step 5: Solve for x
    x = 22,145,156.51/5,267.84
  6. Step 6: Final answer
    x = 4,203.84

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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.