Home / 4,303.69-6,455.53-1,225.69

Finding the Fourth Proportional to 4,303.69, 6,455.53 and 1,225.69

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Solution

The fourth proportional to 4,303.69, 6,455.53 and 1,225.69 is: 1,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.69 : 6,455.53 = 1,225.69 : x
  2. Step 2: Convert to fraction form
    4,303.69/6,455.53 = 1,225.69/x
  3. Step 3: Cross multiply
    4,303.69x = 6,455.53 × 1,225.69
  4. Step 4: Simplify right side
    4,303.69x = 7,912,478.57
  5. Step 5: Solve for x
    x = 7,912,478.57/4,303.69
  6. Step 6: Final answer
    x = 1,838.53

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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.