Home / 10,437.05-14,403.72-6,190.63

Finding the Fourth Proportional to 10,437.05, 14,403.72 and 6,190.63

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Solution

The fourth proportional to 10,437.05, 14,403.72 and 6,190.63 is: 8,543.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.05 : 14,403.72 = 6,190.63 : x
  2. Step 2: Convert to fraction form
    10,437.05/14,403.72 = 6,190.63/x
  3. Step 3: Cross multiply
    10,437.05x = 14,403.72 × 6,190.63
  4. Step 4: Simplify right side
    10,437.05x = 89,168,065.13
  5. Step 5: Solve for x
    x = 89,168,065.13/10,437.05
  6. Step 6: Final answer
    x = 8,543.41

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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.