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Finding the Fourth Proportional to 5,005.76, 7,510.02 and 1,495.77

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Solution

The fourth proportional to 5,005.76, 7,510.02 and 1,495.77 is: 2,244.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.76 : 7,510.02 = 1,495.77 : x
  2. Step 2: Convert to fraction form
    5,005.76/7,510.02 = 1,495.77/x
  3. Step 3: Cross multiply
    5,005.76x = 7,510.02 × 1,495.77
  4. Step 4: Simplify right side
    5,005.76x = 11,233,262.62
  5. Step 5: Solve for x
    x = 11,233,262.62/5,005.76
  6. Step 6: Final answer
    x = 2,244.07

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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.