Home / 7,490.43-10,337.23-4,133.99

Finding the Fourth Proportional to 7,490.43, 10,337.23 and 4,133.99

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Solution

The fourth proportional to 7,490.43, 10,337.23 and 4,133.99 is: 5,705.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.43 : 10,337.23 = 4,133.99 : x
  2. Step 2: Convert to fraction form
    7,490.43/10,337.23 = 4,133.99/x
  3. Step 3: Cross multiply
    7,490.43x = 10,337.23 × 4,133.99
  4. Step 4: Simplify right side
    7,490.43x = 42,734,005.45
  5. Step 5: Solve for x
    x = 42,734,005.45/7,490.43
  6. Step 6: Final answer
    x = 5,705.15

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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.