Home / 10,303.44-14,218.61-5,587.62

Finding the Fourth Proportional to 10,303.44, 14,218.61 and 5,587.62

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Solution

The fourth proportional to 10,303.44, 14,218.61 and 5,587.62 is: 7,710.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.44 : 14,218.61 = 5,587.62 : x
  2. Step 2: Convert to fraction form
    10,303.44/14,218.61 = 5,587.62/x
  3. Step 3: Cross multiply
    10,303.44x = 14,218.61 × 5,587.62
  4. Step 4: Simplify right side
    10,303.44x = 79,448,189.61
  5. Step 5: Solve for x
    x = 79,448,189.61/10,303.44
  6. Step 6: Final answer
    x = 7,710.84

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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.