Home / 10,258.63-15,373.91-5,572.51

Finding the Fourth Proportional to 10,258.63, 15,373.91 and 5,572.51

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Solution

The fourth proportional to 10,258.63, 15,373.91 and 5,572.51 is: 8,351.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.63 : 15,373.91 = 5,572.51 : x
  2. Step 2: Convert to fraction form
    10,258.63/15,373.91 = 5,572.51/x
  3. Step 3: Cross multiply
    10,258.63x = 15,373.91 × 5,572.51
  4. Step 4: Simplify right side
    10,258.63x = 85,671,239.35
  5. Step 5: Solve for x
    x = 85,671,239.35/10,258.63
  6. Step 6: Final answer
    x = 8,351.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.