Home / 5,590.14-8,385.47-3,953.99

Finding the Fourth Proportional to 5,590.14, 8,385.47 and 3,953.99

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Solution

The fourth proportional to 5,590.14, 8,385.47 and 3,953.99 is: 5,931.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.14 : 8,385.47 = 3,953.99 : x
  2. Step 2: Convert to fraction form
    5,590.14/8,385.47 = 3,953.99/x
  3. Step 3: Cross multiply
    5,590.14x = 8,385.47 × 3,953.99
  4. Step 4: Simplify right side
    5,590.14x = 33,156,080.55
  5. Step 5: Solve for x
    x = 33,156,080.55/5,590.14
  6. Step 6: Final answer
    x = 5,931.17

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1.5x scale

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.