Home / 10,782.51-14,875.81-6,304.83

Finding the Fourth Proportional to 10,782.51, 14,875.81 and 6,304.83

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Solution

The fourth proportional to 10,782.51, 14,875.81 and 6,304.83 is: 8,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782.51 : 14,875.81 = 6,304.83 : x
  2. Step 2: Convert to fraction form
    10,782.51/14,875.81 = 6,304.83/x
  3. Step 3: Cross multiply
    10,782.51x = 14,875.81 × 6,304.83
  4. Step 4: Simplify right side
    10,782.51x = 93,789,453.16
  5. Step 5: Solve for x
    x = 93,789,453.16/10,782.51
  6. Step 6: Final answer
    x = 8,698.30

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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.