Home / 5,355.17-7,386.32-3,259.43

Finding the Fourth Proportional to 5,355.17, 7,386.32 and 3,259.43

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Solution

The fourth proportional to 5,355.17, 7,386.32 and 3,259.43 is: 4,495.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.17 : 7,386.32 = 3,259.43 : x
  2. Step 2: Convert to fraction form
    5,355.17/7,386.32 = 3,259.43/x
  3. Step 3: Cross multiply
    5,355.17x = 7,386.32 × 3,259.43
  4. Step 4: Simplify right side
    5,355.17x = 24,075,193.00
  5. Step 5: Solve for x
    x = 24,075,193.00/5,355.17
  6. Step 6: Final answer
    x = 4,495.69

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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.