Home / 11,484.41-15,833.95-7,499.21

Finding the Fourth Proportional to 11,484.41, 15,833.95 and 7,499.21

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Solution

The fourth proportional to 11,484.41, 15,833.95 and 7,499.21 is: 10,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484.41 : 15,833.95 = 7,499.21 : x
  2. Step 2: Convert to fraction form
    11,484.41/15,833.95 = 7,499.21/x
  3. Step 3: Cross multiply
    11,484.41x = 15,833.95 × 7,499.21
  4. Step 4: Simplify right side
    11,484.41x = 118,742,018.26
  5. Step 5: Solve for x
    x = 118,742,018.26/11,484.41
  6. Step 6: Final answer
    x = 10,339.41

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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.