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Finding the Fourth Proportional to 3,875.04, 5,812.51 and 953.37

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Solution

The fourth proportional to 3,875.04, 5,812.51 and 953.37 is: 1,430.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.04 : 5,812.51 = 953.37 : x
  2. Step 2: Convert to fraction form
    3,875.04/5,812.51 = 953.37/x
  3. Step 3: Cross multiply
    3,875.04x = 5,812.51 × 953.37
  4. Step 4: Simplify right side
    3,875.04x = 5,541,472.06
  5. Step 5: Solve for x
    x = 5,541,472.06/3,875.04
  6. Step 6: Final answer
    x = 1,430.04

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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.