Home / 10,369.86-14,306.30-6,384.04

Finding the Fourth Proportional to 10,369.86, 14,306.30 and 6,384.04

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Solution

The fourth proportional to 10,369.86, 14,306.30 and 6,384.04 is: 8,807.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.86 : 14,306.30 = 6,384.04 : x
  2. Step 2: Convert to fraction form
    10,369.86/14,306.30 = 6,384.04/x
  3. Step 3: Cross multiply
    10,369.86x = 14,306.30 × 6,384.04
  4. Step 4: Simplify right side
    10,369.86x = 91,331,991.45
  5. Step 5: Solve for x
    x = 91,331,991.45/10,369.86
  6. Step 6: Final answer
    x = 8,807.45

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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.