Home / 6,637.55-9,159.75-3,653.30

Finding the Fourth Proportional to 6,637.55, 9,159.75 and 3,653.30

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Solution

The fourth proportional to 6,637.55, 9,159.75 and 3,653.30 is: 5,041.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.55 : 9,159.75 = 3,653.30 : x
  2. Step 2: Convert to fraction form
    6,637.55/9,159.75 = 3,653.30/x
  3. Step 3: Cross multiply
    6,637.55x = 9,159.75 × 3,653.30
  4. Step 4: Simplify right side
    6,637.55x = 33,463,337.57
  5. Step 5: Solve for x
    x = 33,463,337.57/6,637.55
  6. Step 6: Final answer
    x = 5,041.52

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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.