Home / 10,393.35-14,342.59-5,677.65

Finding the Fourth Proportional to 10,393.35, 14,342.59 and 5,677.65

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Solution

The fourth proportional to 10,393.35, 14,342.59 and 5,677.65 is: 7,835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.35 : 14,342.59 = 5,677.65 : x
  2. Step 2: Convert to fraction form
    10,393.35/14,342.59 = 5,677.65/x
  3. Step 3: Cross multiply
    10,393.35x = 14,342.59 × 5,677.65
  4. Step 4: Simplify right side
    10,393.35x = 81,432,206.11
  5. Step 5: Solve for x
    x = 81,432,206.11/10,393.35
  6. Step 6: Final answer
    x = 7,835.03

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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.