Home / 6,575.56-9,075.54-4,220.68

Finding the Fourth Proportional to 6,575.56, 9,075.54 and 4,220.68

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Solution

The fourth proportional to 6,575.56, 9,075.54 and 4,220.68 is: 5,825.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.56 : 9,075.54 = 4,220.68 : x
  2. Step 2: Convert to fraction form
    6,575.56/9,075.54 = 4,220.68/x
  3. Step 3: Cross multiply
    6,575.56x = 9,075.54 × 4,220.68
  4. Step 4: Simplify right side
    6,575.56x = 38,304,950.17
  5. Step 5: Solve for x
    x = 38,304,950.17/6,575.56
  6. Step 6: Final answer
    x = 5,825.35

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1.5x scale

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.