Home / 5,430.16-7,496.34-3,518.24

Finding the Fourth Proportional to 5,430.16, 7,496.34 and 3,518.24

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Solution

The fourth proportional to 5,430.16, 7,496.34 and 3,518.24 is: 4,856.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430.16 : 7,496.34 = 3,518.24 : x
  2. Step 2: Convert to fraction form
    5,430.16/7,496.34 = 3,518.24/x
  3. Step 3: Cross multiply
    5,430.16x = 7,496.34 × 3,518.24
  4. Step 4: Simplify right side
    5,430.16x = 26,373,923.24
  5. Step 5: Solve for x
    x = 26,373,923.24/5,430.16
  6. Step 6: Final answer
    x = 4,856.93

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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.