Home / 7,484.40-10,324.80-4,834.08

Finding the Fourth Proportional to 7,484.40, 10,324.80 and 4,834.08

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Solution

The fourth proportional to 7,484.40, 10,324.80 and 4,834.08 is: 6,668.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.40 : 10,324.80 = 4,834.08 : x
  2. Step 2: Convert to fraction form
    7,484.40/10,324.80 = 4,834.08/x
  3. Step 3: Cross multiply
    7,484.40x = 10,324.80 × 4,834.08
  4. Step 4: Simplify right side
    7,484.40x = 49,910,909.18
  5. Step 5: Solve for x
    x = 49,910,909.18/7,484.40
  6. Step 6: Final answer
    x = 6,668.66

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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.