Home / 10,166.48-14,030-5,690.24

Finding the Fourth Proportional to 10,166.48, 14,030 and 5,690.24

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Solution

The fourth proportional to 10,166.48, 14,030 and 5,690.24 is: 7,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.48 : 14,030 = 5,690.24 : x
  2. Step 2: Convert to fraction form
    10,166.48/14,030 = 5,690.24/x
  3. Step 3: Cross multiply
    10,166.48x = 14,030 × 5,690.24
  4. Step 4: Simplify right side
    10,166.48x = 79,834,067.20
  5. Step 5: Solve for x
    x = 79,834,067.20/10,166.48
  6. Step 6: Final answer
    x = 7,852.68

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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.