Home / 7,184.90-10,765.58-4,405.68

Finding the Fourth Proportional to 7,184.90, 10,765.58 and 4,405.68

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Solution

The fourth proportional to 7,184.90, 10,765.58 and 4,405.68 is: 6,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.90 : 10,765.58 = 4,405.68 : x
  2. Step 2: Convert to fraction form
    7,184.90/10,765.58 = 4,405.68/x
  3. Step 3: Cross multiply
    7,184.90x = 10,765.58 × 4,405.68
  4. Step 4: Simplify right side
    7,184.90x = 47,429,678.47
  5. Step 5: Solve for x
    x = 47,429,678.47/7,184.90
  6. Step 6: Final answer
    x = 6,601.30

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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.