Home / 7,565.04-10,438.23-4,420.62

Finding the Fourth Proportional to 7,565.04, 10,438.23 and 4,420.62

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Solution

The fourth proportional to 7,565.04, 10,438.23 and 4,420.62 is: 6,099.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.04 : 10,438.23 = 4,420.62 : x
  2. Step 2: Convert to fraction form
    7,565.04/10,438.23 = 4,420.62/x
  3. Step 3: Cross multiply
    7,565.04x = 10,438.23 × 4,420.62
  4. Step 4: Simplify right side
    7,565.04x = 46,143,448.30
  5. Step 5: Solve for x
    x = 46,143,448.30/7,565.04
  6. Step 6: Final answer
    x = 6,099.56

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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.