Home / 9,140.76-13,711.58-2,567.60

Finding the Fourth Proportional to 9,140.76, 13,711.58 and 2,567.60

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Solution

The fourth proportional to 9,140.76, 13,711.58 and 2,567.60 is: 3,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.76 : 13,711.58 = 2,567.60 : x
  2. Step 2: Convert to fraction form
    9,140.76/13,711.58 = 2,567.60/x
  3. Step 3: Cross multiply
    9,140.76x = 13,711.58 × 2,567.60
  4. Step 4: Simplify right side
    9,140.76x = 35,205,852.81
  5. Step 5: Solve for x
    x = 35,205,852.81/9,140.76
  6. Step 6: Final answer
    x = 3,851.52

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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.