Home / 5,436.56-7,501.93-4,320.20

Finding the Fourth Proportional to 5,436.56, 7,501.93 and 4,320.20

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Solution

The fourth proportional to 5,436.56, 7,501.93 and 4,320.20 is: 5,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.56 : 7,501.93 = 4,320.20 : x
  2. Step 2: Convert to fraction form
    5,436.56/7,501.93 = 4,320.20/x
  3. Step 3: Cross multiply
    5,436.56x = 7,501.93 × 4,320.20
  4. Step 4: Simplify right side
    5,436.56x = 32,409,837.99
  5. Step 5: Solve for x
    x = 32,409,837.99/5,436.56
  6. Step 6: Final answer
    x = 5,961.46

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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.