Home / 10,747.02-16,118.64-2,953.74

Finding the Fourth Proportional to 10,747.02, 16,118.64 and 2,953.74

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Solution

The fourth proportional to 10,747.02, 16,118.64 and 2,953.74 is: 4,430.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.02 : 16,118.64 = 2,953.74 : x
  2. Step 2: Convert to fraction form
    10,747.02/16,118.64 = 2,953.74/x
  3. Step 3: Cross multiply
    10,747.02x = 16,118.64 × 2,953.74
  4. Step 4: Simplify right side
    10,747.02x = 47,610,271.71
  5. Step 5: Solve for x
    x = 47,610,271.71/10,747.02
  6. Step 6: Final answer
    x = 4,430.09

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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.