Home / 10,746.32-16,116.60-2,953.28

Finding the Fourth Proportional to 10,746.32, 16,116.60 and 2,953.28

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Solution

The fourth proportional to 10,746.32, 16,116.60 and 2,953.28 is: 4,429.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.32 : 16,116.60 = 2,953.28 : x
  2. Step 2: Convert to fraction form
    10,746.32/16,116.60 = 2,953.28/x
  3. Step 3: Cross multiply
    10,746.32x = 16,116.60 × 2,953.28
  4. Step 4: Simplify right side
    10,746.32x = 47,596,832.45
  5. Step 5: Solve for x
    x = 47,596,832.45/10,746.32
  6. Step 6: Final answer
    x = 4,429.13

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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.