Home / 7,435.80-10,261.98-5,664.36

Finding the Fourth Proportional to 7,435.80, 10,261.98 and 5,664.36

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Solution

The fourth proportional to 7,435.80, 10,261.98 and 5,664.36 is: 7,817.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.80 : 10,261.98 = 5,664.36 : x
  2. Step 2: Convert to fraction form
    7,435.80/10,261.98 = 5,664.36/x
  3. Step 3: Cross multiply
    7,435.80x = 10,261.98 × 5,664.36
  4. Step 4: Simplify right side
    7,435.80x = 58,127,549.03
  5. Step 5: Solve for x
    x = 58,127,549.03/7,435.80
  6. Step 6: Final answer
    x = 7,817.26

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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.