Home / 8,637.81-12,952.41-4,476.69

Finding the Fourth Proportional to 8,637.81, 12,952.41 and 4,476.69

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Solution

The fourth proportional to 8,637.81, 12,952.41 and 4,476.69 is: 6,712.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637.81 : 12,952.41 = 4,476.69 : x
  2. Step 2: Convert to fraction form
    8,637.81/12,952.41 = 4,476.69/x
  3. Step 3: Cross multiply
    8,637.81x = 12,952.41 × 4,476.69
  4. Step 4: Simplify right side
    8,637.81x = 57,983,924.32
  5. Step 5: Solve for x
    x = 57,983,924.32/8,637.81
  6. Step 6: Final answer
    x = 6,712.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.