Home / 6,436.84-9,655.98-2,053.28

Finding the Fourth Proportional to 6,436.84, 9,655.98 and 2,053.28

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Solution

The fourth proportional to 6,436.84, 9,655.98 and 2,053.28 is: 3,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436.84 : 9,655.98 = 2,053.28 : x
  2. Step 2: Convert to fraction form
    6,436.84/9,655.98 = 2,053.28/x
  3. Step 3: Cross multiply
    6,436.84x = 9,655.98 × 2,053.28
  4. Step 4: Simplify right side
    6,436.84x = 19,826,430.61
  5. Step 5: Solve for x
    x = 19,826,430.61/6,436.84
  6. Step 6: Final answer
    x = 3,080.15

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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.