Home / 10,783.45-14,880.67-6,534.46

Finding the Fourth Proportional to 10,783.45, 14,880.67 and 6,534.46

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Solution

The fourth proportional to 10,783.45, 14,880.67 and 6,534.46 is: 9,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.45 : 14,880.67 = 6,534.46 : x
  2. Step 2: Convert to fraction form
    10,783.45/14,880.67 = 6,534.46/x
  3. Step 3: Cross multiply
    10,783.45x = 14,880.67 × 6,534.46
  4. Step 4: Simplify right side
    10,783.45x = 97,237,142.89
  5. Step 5: Solve for x
    x = 97,237,142.89/10,783.45
  6. Step 6: Final answer
    x = 9,017.26

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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.