Home / 9,082.46-12,531.57-5,303.48

Finding the Fourth Proportional to 9,082.46, 12,531.57 and 5,303.48

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Solution

The fourth proportional to 9,082.46, 12,531.57 and 5,303.48 is: 7,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,082.46 : 12,531.57 = 5,303.48 : x
  2. Step 2: Convert to fraction form
    9,082.46/12,531.57 = 5,303.48/x
  3. Step 3: Cross multiply
    9,082.46x = 12,531.57 × 5,303.48
  4. Step 4: Simplify right side
    9,082.46x = 66,460,930.86
  5. Step 5: Solve for x
    x = 66,460,930.86/9,082.46
  6. Step 6: Final answer
    x = 7,317.50

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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.