Home / 10,559.37-15,832.65-5,288.25

Finding the Fourth Proportional to 10,559.37, 15,832.65 and 5,288.25

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Solution

The fourth proportional to 10,559.37, 15,832.65 and 5,288.25 is: 7,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.37 : 15,832.65 = 5,288.25 : x
  2. Step 2: Convert to fraction form
    10,559.37/15,832.65 = 5,288.25/x
  3. Step 3: Cross multiply
    10,559.37x = 15,832.65 × 5,288.25
  4. Step 4: Simplify right side
    10,559.37x = 83,727,011.36
  5. Step 5: Solve for x
    x = 83,727,011.36/10,559.37
  6. Step 6: Final answer
    x = 7,929.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.