Home / 9,085.04-12,536.95-5,308.55

Finding the Fourth Proportional to 9,085.04, 12,536.95 and 5,308.55

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Solution

The fourth proportional to 9,085.04, 12,536.95 and 5,308.55 is: 7,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.04 : 12,536.95 = 5,308.55 : x
  2. Step 2: Convert to fraction form
    9,085.04/12,536.95 = 5,308.55/x
  3. Step 3: Cross multiply
    9,085.04x = 12,536.95 × 5,308.55
  4. Step 4: Simplify right side
    9,085.04x = 66,552,999.38
  5. Step 5: Solve for x
    x = 66,552,999.38/9,085.04
  6. Step 6: Final answer
    x = 7,325.56

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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.