Home / 9,237.16-12,747.18-5,258.08

Finding the Fourth Proportional to 9,237.16, 12,747.18 and 5,258.08

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Solution

The fourth proportional to 9,237.16, 12,747.18 and 5,258.08 is: 7,256.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.16 : 12,747.18 = 5,258.08 : x
  2. Step 2: Convert to fraction form
    9,237.16/12,747.18 = 5,258.08/x
  3. Step 3: Cross multiply
    9,237.16x = 12,747.18 × 5,258.08
  4. Step 4: Simplify right side
    9,237.16x = 67,025,692.21
  5. Step 5: Solve for x
    x = 67,025,692.21/9,237.16
  6. Step 6: Final answer
    x = 7,256.09

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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.