Home / 7,281.74-10,048.79-4,137.93

Finding the Fourth Proportional to 7,281.74, 10,048.79 and 4,137.93

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Solution

The fourth proportional to 7,281.74, 10,048.79 and 4,137.93 is: 5,710.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.74 : 10,048.79 = 4,137.93 : x
  2. Step 2: Convert to fraction form
    7,281.74/10,048.79 = 4,137.93/x
  3. Step 3: Cross multiply
    7,281.74x = 10,048.79 × 4,137.93
  4. Step 4: Simplify right side
    7,281.74x = 41,581,189.60
  5. Step 5: Solve for x
    x = 41,581,189.60/7,281.74
  6. Step 6: Final answer
    x = 5,710.34

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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.