Home / 7,513.31-10,368.32-4,156.07

Finding the Fourth Proportional to 7,513.31, 10,368.32 and 4,156.07

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Solution

The fourth proportional to 7,513.31, 10,368.32 and 4,156.07 is: 5,735.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.31 : 10,368.32 = 4,156.07 : x
  2. Step 2: Convert to fraction form
    7,513.31/10,368.32 = 4,156.07/x
  3. Step 3: Cross multiply
    7,513.31x = 10,368.32 × 4,156.07
  4. Step 4: Simplify right side
    7,513.31x = 43,091,391.08
  5. Step 5: Solve for x
    x = 43,091,391.08/7,513.31
  6. Step 6: Final answer
    x = 5,735.34

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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.