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Finding the Fourth Proportional to 4,810.84, 7,216.84 and 4,548.40

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Solution

The fourth proportional to 4,810.84, 7,216.84 and 4,548.40 is: 6,823.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.84 : 7,216.84 = 4,548.40 : x
  2. Step 2: Convert to fraction form
    4,810.84/7,216.84 = 4,548.40/x
  3. Step 3: Cross multiply
    4,810.84x = 7,216.84 × 4,548.40
  4. Step 4: Simplify right side
    4,810.84x = 32,825,075.06
  5. Step 5: Solve for x
    x = 32,825,075.06/4,810.84
  6. Step 6: Final answer
    x = 6,823.15

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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.