Home / 9,707.36-13,396.03-5,459.13

Finding the Fourth Proportional to 9,707.36, 13,396.03 and 5,459.13

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Solution

The fourth proportional to 9,707.36, 13,396.03 and 5,459.13 is: 7,533.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707.36 : 13,396.03 = 5,459.13 : x
  2. Step 2: Convert to fraction form
    9,707.36/13,396.03 = 5,459.13/x
  3. Step 3: Cross multiply
    9,707.36x = 13,396.03 × 5,459.13
  4. Step 4: Simplify right side
    9,707.36x = 73,130,669.25
  5. Step 5: Solve for x
    x = 73,130,669.25/9,707.36
  6. Step 6: Final answer
    x = 7,533.53

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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.