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Finding the Fourth Proportional to 3,341.04, 5,011.78 and 875.92

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Solution

The fourth proportional to 3,341.04, 5,011.78 and 875.92 is: 1,313.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.04 : 5,011.78 = 875.92 : x
  2. Step 2: Convert to fraction form
    3,341.04/5,011.78 = 875.92/x
  3. Step 3: Cross multiply
    3,341.04x = 5,011.78 × 875.92
  4. Step 4: Simplify right side
    3,341.04x = 4,389,918.34
  5. Step 5: Solve for x
    x = 4,389,918.34/3,341.04
  6. Step 6: Final answer
    x = 1,313.94

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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.