Home / 10,740.04-16,110.60-3,720.40

Finding the Fourth Proportional to 10,740.04, 16,110.60 and 3,720.40

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Solution

The fourth proportional to 10,740.04, 16,110.60 and 3,720.40 is: 5,580.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.04 : 16,110.60 = 3,720.40 : x
  2. Step 2: Convert to fraction form
    10,740.04/16,110.60 = 3,720.40/x
  3. Step 3: Cross multiply
    10,740.04x = 16,110.60 × 3,720.40
  4. Step 4: Simplify right side
    10,740.04x = 59,937,876.24
  5. Step 5: Solve for x
    x = 59,937,876.24/10,740.04
  6. Step 6: Final answer
    x = 5,580.79

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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.