Home / 10,190.77-14,070.17-6,368.25

Finding the Fourth Proportional to 10,190.77, 14,070.17 and 6,368.25

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Solution

The fourth proportional to 10,190.77, 14,070.17 and 6,368.25 is: 8,792.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.77 : 14,070.17 = 6,368.25 : x
  2. Step 2: Convert to fraction form
    10,190.77/14,070.17 = 6,368.25/x
  3. Step 3: Cross multiply
    10,190.77x = 14,070.17 × 6,368.25
  4. Step 4: Simplify right side
    10,190.77x = 89,602,292.16
  5. Step 5: Solve for x
    x = 89,602,292.16/10,190.77
  6. Step 6: Final answer
    x = 8,792.49

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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.