Home / 5,323.16-7,348.64-4,125.48

Finding the Fourth Proportional to 5,323.16, 7,348.64 and 4,125.48

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Solution

The fourth proportional to 5,323.16, 7,348.64 and 4,125.48 is: 5,695.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.16 : 7,348.64 = 4,125.48 : x
  2. Step 2: Convert to fraction form
    5,323.16/7,348.64 = 4,125.48/x
  3. Step 3: Cross multiply
    5,323.16x = 7,348.64 × 4,125.48
  4. Step 4: Simplify right side
    5,323.16x = 30,316,667.35
  5. Step 5: Solve for x
    x = 30,316,667.35/5,323.16
  6. Step 6: Final answer
    x = 5,695.24

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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.