Home / 10,637.69-14,679.36-6,161.13

Finding the Fourth Proportional to 10,637.69, 14,679.36 and 6,161.13

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Solution

The fourth proportional to 10,637.69, 14,679.36 and 6,161.13 is: 8,501.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.69 : 14,679.36 = 6,161.13 : x
  2. Step 2: Convert to fraction form
    10,637.69/14,679.36 = 6,161.13/x
  3. Step 3: Cross multiply
    10,637.69x = 14,679.36 × 6,161.13
  4. Step 4: Simplify right side
    10,637.69x = 90,441,445.28
  5. Step 5: Solve for x
    x = 90,441,445.28/10,637.69
  6. Step 6: Final answer
    x = 8,501.99

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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.