Home / 10,580.58-15,895.56-9,104.40

Finding the Fourth Proportional to 10,580.58, 15,895.56 and 9,104.40

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Solution

The fourth proportional to 10,580.58, 15,895.56 and 9,104.40 is: 13,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580.58 : 15,895.56 = 9,104.40 : x
  2. Step 2: Convert to fraction form
    10,580.58/15,895.56 = 9,104.40/x
  3. Step 3: Cross multiply
    10,580.58x = 15,895.56 × 9,104.40
  4. Step 4: Simplify right side
    10,580.58x = 144,719,536.46
  5. Step 5: Solve for x
    x = 144,719,536.46/10,580.58
  6. Step 6: Final answer
    x = 13,677.85

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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.