Home / 7,280.38-10,048.54-4,627.27

Finding the Fourth Proportional to 7,280.38, 10,048.54 and 4,627.27

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Solution

The fourth proportional to 7,280.38, 10,048.54 and 4,627.27 is: 6,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.38 : 10,048.54 = 4,627.27 : x
  2. Step 2: Convert to fraction form
    7,280.38/10,048.54 = 4,627.27/x
  3. Step 3: Cross multiply
    7,280.38x = 10,048.54 × 4,627.27
  4. Step 4: Simplify right side
    7,280.38x = 46,497,307.69
  5. Step 5: Solve for x
    x = 46,497,307.69/7,280.38
  6. Step 6: Final answer
    x = 6,386.66

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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.