Home / 7,624.77-10,521.45-4,438.49

Finding the Fourth Proportional to 7,624.77, 10,521.45 and 4,438.49

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Solution

The fourth proportional to 7,624.77, 10,521.45 and 4,438.49 is: 6,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.77 : 10,521.45 = 4,438.49 : x
  2. Step 2: Convert to fraction form
    7,624.77/10,521.45 = 4,438.49/x
  3. Step 3: Cross multiply
    7,624.77x = 10,521.45 × 4,438.49
  4. Step 4: Simplify right side
    7,624.77x = 46,699,298.00
  5. Step 5: Solve for x
    x = 46,699,298.00/7,624.77
  6. Step 6: Final answer
    x = 6,124.68

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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.