Home / 10,384.36-14,330.46-5,669.08

Finding the Fourth Proportional to 10,384.36, 14,330.46 and 5,669.08

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Solution

The fourth proportional to 10,384.36, 14,330.46 and 5,669.08 is: 7,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.36 : 14,330.46 = 5,669.08 : x
  2. Step 2: Convert to fraction form
    10,384.36/14,330.46 = 5,669.08/x
  3. Step 3: Cross multiply
    10,384.36x = 14,330.46 × 5,669.08
  4. Step 4: Simplify right side
    10,384.36x = 81,240,524.18
  5. Step 5: Solve for x
    x = 81,240,524.18/10,384.36
  6. Step 6: Final answer
    x = 7,823.35

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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.