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Finding the Fourth Proportional to 2,552.48, 3,827.64 and 970.93

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Solution

The fourth proportional to 2,552.48, 3,827.64 and 970.93 is: 1,455.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.48 : 3,827.64 = 970.93 : x
  2. Step 2: Convert to fraction form
    2,552.48/3,827.64 = 970.93/x
  3. Step 3: Cross multiply
    2,552.48x = 3,827.64 × 970.93
  4. Step 4: Simplify right side
    2,552.48x = 3,716,370.51
  5. Step 5: Solve for x
    x = 3,716,370.51/2,552.48
  6. Step 6: Final answer
    x = 1,455.98

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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.