Home / 10,166.45-14,030.01-5,690.13

Finding the Fourth Proportional to 10,166.45, 14,030.01 and 5,690.13

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Solution

The fourth proportional to 10,166.45, 14,030.01 and 5,690.13 is: 7,852.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.45 : 14,030.01 = 5,690.13 : x
  2. Step 2: Convert to fraction form
    10,166.45/14,030.01 = 5,690.13/x
  3. Step 3: Cross multiply
    10,166.45x = 14,030.01 × 5,690.13
  4. Step 4: Simplify right side
    10,166.45x = 79,832,580.80
  5. Step 5: Solve for x
    x = 79,832,580.80/10,166.45
  6. Step 6: Final answer
    x = 7,852.56

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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.