Home / 10,607.04-15,905.48-3,941.40

Finding the Fourth Proportional to 10,607.04, 15,905.48 and 3,941.40

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Solution

The fourth proportional to 10,607.04, 15,905.48 and 3,941.40 is: 5,910.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.04 : 15,905.48 = 3,941.40 : x
  2. Step 2: Convert to fraction form
    10,607.04/15,905.48 = 3,941.40/x
  3. Step 3: Cross multiply
    10,607.04x = 15,905.48 × 3,941.40
  4. Step 4: Simplify right side
    10,607.04x = 62,689,858.87
  5. Step 5: Solve for x
    x = 62,689,858.87/10,607.04
  6. Step 6: Final answer
    x = 5,910.21

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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.