Home / 7,490.16-10,336.53-4,133.13

Finding the Fourth Proportional to 7,490.16, 10,336.53 and 4,133.13

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Solution

The fourth proportional to 7,490.16, 10,336.53 and 4,133.13 is: 5,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.16 : 10,336.53 = 4,133.13 : x
  2. Step 2: Convert to fraction form
    7,490.16/10,336.53 = 4,133.13/x
  3. Step 3: Cross multiply
    7,490.16x = 10,336.53 × 4,133.13
  4. Step 4: Simplify right side
    7,490.16x = 42,722,222.24
  5. Step 5: Solve for x
    x = 42,722,222.24/7,490.16
  6. Step 6: Final answer
    x = 5,703.78

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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.