Home / 10,133.44-13,984.16-5,657.59

Finding the Fourth Proportional to 10,133.44, 13,984.16 and 5,657.59

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Solution

The fourth proportional to 10,133.44, 13,984.16 and 5,657.59 is: 7,807.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.44 : 13,984.16 = 5,657.59 : x
  2. Step 2: Convert to fraction form
    10,133.44/13,984.16 = 5,657.59/x
  3. Step 3: Cross multiply
    10,133.44x = 13,984.16 × 5,657.59
  4. Step 4: Simplify right side
    10,133.44x = 79,116,643.77
  5. Step 5: Solve for x
    x = 79,116,643.77/10,133.44
  6. Step 6: Final answer
    x = 7,807.48

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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.