Home / 10,437.36-14,403.78-6,657.18

Finding the Fourth Proportional to 10,437.36, 14,403.78 and 6,657.18

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Solution

The fourth proportional to 10,437.36, 14,403.78 and 6,657.18 is: 9,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.36 : 14,403.78 = 6,657.18 : x
  2. Step 2: Convert to fraction form
    10,437.36/14,403.78 = 6,657.18/x
  3. Step 3: Cross multiply
    10,437.36x = 14,403.78 × 6,657.18
  4. Step 4: Simplify right side
    10,437.36x = 95,888,556.14
  5. Step 5: Solve for x
    x = 95,888,556.14/10,437.36
  6. Step 6: Final answer
    x = 9,187.05

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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.