Home / 8,995.91-12,417.55-5,930.01

Finding the Fourth Proportional to 8,995.91, 12,417.55 and 5,930.01

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Solution

The fourth proportional to 8,995.91, 12,417.55 and 5,930.01 is: 8,185.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.91 : 12,417.55 = 5,930.01 : x
  2. Step 2: Convert to fraction form
    8,995.91/12,417.55 = 5,930.01/x
  3. Step 3: Cross multiply
    8,995.91x = 12,417.55 × 5,930.01
  4. Step 4: Simplify right side
    8,995.91x = 73,636,214.21
  5. Step 5: Solve for x
    x = 73,636,214.21/8,995.91
  6. Step 6: Final answer
    x = 8,185.52

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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.