Home / 11,434.61-17,151.90-7,510.64

Finding the Fourth Proportional to 11,434.61, 17,151.90 and 7,510.64

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Solution

The fourth proportional to 11,434.61, 17,151.90 and 7,510.64 is: 11,265.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.61 : 17,151.90 = 7,510.64 : x
  2. Step 2: Convert to fraction form
    11,434.61/17,151.90 = 7,510.64/x
  3. Step 3: Cross multiply
    11,434.61x = 17,151.90 × 7,510.64
  4. Step 4: Simplify right side
    11,434.61x = 128,821,746.22
  5. Step 5: Solve for x
    x = 128,821,746.22/11,434.61
  6. Step 6: Final answer
    x = 11,265.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.