Home / 9,507.32-13,117.16-5,527.68

Finding the Fourth Proportional to 9,507.32, 13,117.16 and 5,527.68

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Solution

The fourth proportional to 9,507.32, 13,117.16 and 5,527.68 is: 7,626.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,507.32 : 13,117.16 = 5,527.68 : x
  2. Step 2: Convert to fraction form
    9,507.32/13,117.16 = 5,527.68/x
  3. Step 3: Cross multiply
    9,507.32x = 13,117.16 × 5,527.68
  4. Step 4: Simplify right side
    9,507.32x = 72,507,462.99
  5. Step 5: Solve for x
    x = 72,507,462.99/9,507.32
  6. Step 6: Final answer
    x = 7,626.49

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Half scale
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Double scale
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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.