Home / 10,688.84-14,746.66-6,708.50

Finding the Fourth Proportional to 10,688.84, 14,746.66 and 6,708.50

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Solution

The fourth proportional to 10,688.84, 14,746.66 and 6,708.50 is: 9,255.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.84 : 14,746.66 = 6,708.50 : x
  2. Step 2: Convert to fraction form
    10,688.84/14,746.66 = 6,708.50/x
  3. Step 3: Cross multiply
    10,688.84x = 14,746.66 × 6,708.50
  4. Step 4: Simplify right side
    10,688.84x = 98,927,968.61
  5. Step 5: Solve for x
    x = 98,927,968.61/10,688.84
  6. Step 6: Final answer
    x = 9,255.26

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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.