Home / 10,374.29-14,316.08-5,658.57

Finding the Fourth Proportional to 10,374.29, 14,316.08 and 5,658.57

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Solution

The fourth proportional to 10,374.29, 14,316.08 and 5,658.57 is: 7,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,374.29 : 14,316.08 = 5,658.57 : x
  2. Step 2: Convert to fraction form
    10,374.29/14,316.08 = 5,658.57/x
  3. Step 3: Cross multiply
    10,374.29x = 14,316.08 × 5,658.57
  4. Step 4: Simplify right side
    10,374.29x = 81,008,469.23
  5. Step 5: Solve for x
    x = 81,008,469.23/10,374.29
  6. Step 6: Final answer
    x = 7,808.58

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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.