Home / 5,434.65-7,498.74-3,308.77

Finding the Fourth Proportional to 5,434.65, 7,498.74 and 3,308.77

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Solution

The fourth proportional to 5,434.65, 7,498.74 and 3,308.77 is: 4,565.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.65 : 7,498.74 = 3,308.77 : x
  2. Step 2: Convert to fraction form
    5,434.65/7,498.74 = 3,308.77/x
  3. Step 3: Cross multiply
    5,434.65x = 7,498.74 × 3,308.77
  4. Step 4: Simplify right side
    5,434.65x = 24,811,587.20
  5. Step 5: Solve for x
    x = 24,811,587.20/5,434.65
  6. Step 6: Final answer
    x = 4,565.44

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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.