Home / 7,881.13-10,875.96-4,344.41

Finding the Fourth Proportional to 7,881.13, 10,875.96 and 4,344.41

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Solution

The fourth proportional to 7,881.13, 10,875.96 and 4,344.41 is: 5,995.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.13 : 10,875.96 = 4,344.41 : x
  2. Step 2: Convert to fraction form
    7,881.13/10,875.96 = 4,344.41/x
  3. Step 3: Cross multiply
    7,881.13x = 10,875.96 × 4,344.41
  4. Step 4: Simplify right side
    7,881.13x = 47,249,607.66
  5. Step 5: Solve for x
    x = 47,249,607.66/7,881.13
  6. Step 6: Final answer
    x = 5,995.29

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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.