Home / 10,167.13-14,030.67-5,690.89

Finding the Fourth Proportional to 10,167.13, 14,030.67 and 5,690.89

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Solution

The fourth proportional to 10,167.13, 14,030.67 and 5,690.89 is: 7,853.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.13 : 14,030.67 = 5,690.89 : x
  2. Step 2: Convert to fraction form
    10,167.13/14,030.67 = 5,690.89/x
  3. Step 3: Cross multiply
    10,167.13x = 14,030.67 × 5,690.89
  4. Step 4: Simplify right side
    10,167.13x = 79,846,999.60
  5. Step 5: Solve for x
    x = 79,846,999.60/10,167.13
  6. Step 6: Final answer
    x = 7,853.45

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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.