Home / 5,347.45-7,376.00-3,430.23

Finding the Fourth Proportional to 5,347.45, 7,376.00 and 3,430.23

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Solution

The fourth proportional to 5,347.45, 7,376.00 and 3,430.23 is: 4,731.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.45 : 7,376.00 = 3,430.23 : x
  2. Step 2: Convert to fraction form
    5,347.45/7,376.00 = 3,430.23/x
  3. Step 3: Cross multiply
    5,347.45x = 7,376.00 × 3,430.23
  4. Step 4: Simplify right side
    5,347.45x = 25,301,372.19
  5. Step 5: Solve for x
    x = 25,301,372.19/5,347.45
  6. Step 6: Final answer
    x = 4,731.49

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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.