Home / 11,541.29-15,931.08-7,064.01

Finding the Fourth Proportional to 11,541.29, 15,931.08 and 7,064.01

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Solution

The fourth proportional to 11,541.29, 15,931.08 and 7,064.01 is: 9,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.29 : 15,931.08 = 7,064.01 : x
  2. Step 2: Convert to fraction form
    11,541.29/15,931.08 = 7,064.01/x
  3. Step 3: Cross multiply
    11,541.29x = 15,931.08 × 7,064.01
  4. Step 4: Simplify right side
    11,541.29x = 112,537,308.43
  5. Step 5: Solve for x
    x = 112,537,308.43/11,541.29
  6. Step 6: Final answer
    x = 9,750.85

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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.