Home / 10,259.19-14,157.36-5,782.83

Finding the Fourth Proportional to 10,259.19, 14,157.36 and 5,782.83

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Solution

The fourth proportional to 10,259.19, 14,157.36 and 5,782.83 is: 7,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259.19 : 14,157.36 = 5,782.83 : x
  2. Step 2: Convert to fraction form
    10,259.19/14,157.36 = 5,782.83/x
  3. Step 3: Cross multiply
    10,259.19x = 14,157.36 × 5,782.83
  4. Step 4: Simplify right side
    10,259.19x = 81,869,606.13
  5. Step 5: Solve for x
    x = 81,869,606.13/10,259.19
  6. Step 6: Final answer
    x = 7,980.12

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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.