Home / 9,557.13-13,188.41-5,308.47

Finding the Fourth Proportional to 9,557.13, 13,188.41 and 5,308.47

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Solution

The fourth proportional to 9,557.13, 13,188.41 and 5,308.47 is: 7,325.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.13 : 13,188.41 = 5,308.47 : x
  2. Step 2: Convert to fraction form
    9,557.13/13,188.41 = 5,308.47/x
  3. Step 3: Cross multiply
    9,557.13x = 13,188.41 × 5,308.47
  4. Step 4: Simplify right side
    9,557.13x = 70,010,320.37
  5. Step 5: Solve for x
    x = 70,010,320.37/9,557.13
  6. Step 6: Final answer
    x = 7,325.46

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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.