Home / 5,293.45-7,283.51-4,345.75

Finding the Fourth Proportional to 5,293.45, 7,283.51 and 4,345.75

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Solution

The fourth proportional to 5,293.45, 7,283.51 and 4,345.75 is: 5,979.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.45 : 7,283.51 = 4,345.75 : x
  2. Step 2: Convert to fraction form
    5,293.45/7,283.51 = 4,345.75/x
  3. Step 3: Cross multiply
    5,293.45x = 7,283.51 × 4,345.75
  4. Step 4: Simplify right side
    5,293.45x = 31,652,291.85
  5. Step 5: Solve for x
    x = 31,652,291.85/5,293.45
  6. Step 6: Final answer
    x = 5,979.52

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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.