Home / 9,968.16-13,756.11-5,492.17

Finding the Fourth Proportional to 9,968.16, 13,756.11 and 5,492.17

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Solution

The fourth proportional to 9,968.16, 13,756.11 and 5,492.17 is: 7,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.16 : 13,756.11 = 5,492.17 : x
  2. Step 2: Convert to fraction form
    9,968.16/13,756.11 = 5,492.17/x
  3. Step 3: Cross multiply
    9,968.16x = 13,756.11 × 5,492.17
  4. Step 4: Simplify right side
    9,968.16x = 75,550,894.66
  5. Step 5: Solve for x
    x = 75,550,894.66/9,968.16
  6. Step 6: Final answer
    x = 7,579.22

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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.