Home / 8,433.04-11,637.57-4,656.21

Finding the Fourth Proportional to 8,433.04, 11,637.57 and 4,656.21

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Solution

The fourth proportional to 8,433.04, 11,637.57 and 4,656.21 is: 6,425.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.04 : 11,637.57 = 4,656.21 : x
  2. Step 2: Convert to fraction form
    8,433.04/11,637.57 = 4,656.21/x
  3. Step 3: Cross multiply
    8,433.04x = 11,637.57 × 4,656.21
  4. Step 4: Simplify right side
    8,433.04x = 54,186,969.81
  5. Step 5: Solve for x
    x = 54,186,969.81/8,433.04
  6. Step 6: Final answer
    x = 6,425.56

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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.