Home / 9,557.10-13,188.87-5,365.35

Finding the Fourth Proportional to 9,557.10, 13,188.87 and 5,365.35

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Solution

The fourth proportional to 9,557.10, 13,188.87 and 5,365.35 is: 7,404.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.10 : 13,188.87 = 5,365.35 : x
  2. Step 2: Convert to fraction form
    9,557.10/13,188.87 = 5,365.35/x
  3. Step 3: Cross multiply
    9,557.10x = 13,188.87 × 5,365.35
  4. Step 4: Simplify right side
    9,557.10x = 70,762,903.65
  5. Step 5: Solve for x
    x = 70,762,903.65/9,557.10
  6. Step 6: Final answer
    x = 7,404.22

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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.