Home / 9,812.77-13,541.56-5,336.53

Finding the Fourth Proportional to 9,812.77, 13,541.56 and 5,336.53

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Solution

The fourth proportional to 9,812.77, 13,541.56 and 5,336.53 is: 7,364.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812.77 : 13,541.56 = 5,336.53 : x
  2. Step 2: Convert to fraction form
    9,812.77/13,541.56 = 5,336.53/x
  3. Step 3: Cross multiply
    9,812.77x = 13,541.56 × 5,336.53
  4. Step 4: Simplify right side
    9,812.77x = 72,264,893.99
  5. Step 5: Solve for x
    x = 72,264,893.99/9,812.77
  6. Step 6: Final answer
    x = 7,364.37

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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.