Home / 5,623.88-8,434.35-1,674.08

Finding the Fourth Proportional to 5,623.88, 8,434.35 and 1,674.08

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Solution

The fourth proportional to 5,623.88, 8,434.35 and 1,674.08 is: 2,510.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.88 : 8,434.35 = 1,674.08 : x
  2. Step 2: Convert to fraction form
    5,623.88/8,434.35 = 1,674.08/x
  3. Step 3: Cross multiply
    5,623.88x = 8,434.35 × 1,674.08
  4. Step 4: Simplify right side
    5,623.88x = 14,119,726.11
  5. Step 5: Solve for x
    x = 14,119,726.11/5,623.88
  6. Step 6: Final answer
    x = 2,510.67

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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.