Home / 8,995.08-13,484.40-3,148.50

Finding the Fourth Proportional to 8,995.08, 13,484.40 and 3,148.50

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Solution

The fourth proportional to 8,995.08, 13,484.40 and 3,148.50 is: 4,719.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.08 : 13,484.40 = 3,148.50 : x
  2. Step 2: Convert to fraction form
    8,995.08/13,484.40 = 3,148.50/x
  3. Step 3: Cross multiply
    8,995.08x = 13,484.40 × 3,148.50
  4. Step 4: Simplify right side
    8,995.08x = 42,455,633.40
  5. Step 5: Solve for x
    x = 42,455,633.40/8,995.08
  6. Step 6: Final answer
    x = 4,719.87

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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.