Home / 7,228.53-9,973.37-4,577.07

Finding the Fourth Proportional to 7,228.53, 9,973.37 and 4,577.07

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Solution

The fourth proportional to 7,228.53, 9,973.37 and 4,577.07 is: 6,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.53 : 9,973.37 = 4,577.07 : x
  2. Step 2: Convert to fraction form
    7,228.53/9,973.37 = 4,577.07/x
  3. Step 3: Cross multiply
    7,228.53x = 9,973.37 × 4,577.07
  4. Step 4: Simplify right side
    7,228.53x = 45,648,789.74
  5. Step 5: Solve for x
    x = 45,648,789.74/7,228.53
  6. Step 6: Final answer
    x = 6,315.09

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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.