Home / 11,335.10-16,985.91-5,484.74

Finding the Fourth Proportional to 11,335.10, 16,985.91 and 5,484.74

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Solution

The fourth proportional to 11,335.10, 16,985.91 and 5,484.74 is: 8,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.10 : 16,985.91 = 5,484.74 : x
  2. Step 2: Convert to fraction form
    11,335.10/16,985.91 = 5,484.74/x
  3. Step 3: Cross multiply
    11,335.10x = 16,985.91 × 5,484.74
  4. Step 4: Simplify right side
    11,335.10x = 93,163,300.01
  5. Step 5: Solve for x
    x = 93,163,300.01/11,335.10
  6. Step 6: Final answer
    x = 8,219.01

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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.