Home / 5,384.18-8,076.35-3,547.06

Finding the Fourth Proportional to 5,384.18, 8,076.35 and 3,547.06

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Solution

The fourth proportional to 5,384.18, 8,076.35 and 3,547.06 is: 5,320.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.18 : 8,076.35 = 3,547.06 : x
  2. Step 2: Convert to fraction form
    5,384.18/8,076.35 = 3,547.06/x
  3. Step 3: Cross multiply
    5,384.18x = 8,076.35 × 3,547.06
  4. Step 4: Simplify right side
    5,384.18x = 28,647,298.03
  5. Step 5: Solve for x
    x = 28,647,298.03/5,384.18
  6. Step 6: Final answer
    x = 5,320.64

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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.