Home / 5,471.58-8,207.40-1,576.08

Finding the Fourth Proportional to 5,471.58, 8,207.40 and 1,576.08

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Solution

The fourth proportional to 5,471.58, 8,207.40 and 1,576.08 is: 2,364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.58 : 8,207.40 = 1,576.08 : x
  2. Step 2: Convert to fraction form
    5,471.58/8,207.40 = 1,576.08/x
  3. Step 3: Cross multiply
    5,471.58x = 8,207.40 × 1,576.08
  4. Step 4: Simplify right side
    5,471.58x = 12,935,518.99
  5. Step 5: Solve for x
    x = 12,935,518.99/5,471.58
  6. Step 6: Final answer
    x = 2,364.13

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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.