Home / 7,539.03-10,401.89-4,392.99

Finding the Fourth Proportional to 7,539.03, 10,401.89 and 4,392.99

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Solution

The fourth proportional to 7,539.03, 10,401.89 and 4,392.99 is: 6,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.03 : 10,401.89 = 4,392.99 : x
  2. Step 2: Convert to fraction form
    7,539.03/10,401.89 = 4,392.99/x
  3. Step 3: Cross multiply
    7,539.03x = 10,401.89 × 4,392.99
  4. Step 4: Simplify right side
    7,539.03x = 45,695,376.79
  5. Step 5: Solve for x
    x = 45,695,376.79/7,539.03
  6. Step 6: Final answer
    x = 6,061.17

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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.