Home / 12,041.59-16,617.18-6,664.36

Finding the Fourth Proportional to 12,041.59, 16,617.18 and 6,664.36

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Solution

The fourth proportional to 12,041.59, 16,617.18 and 6,664.36 is: 9,196.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.59 : 16,617.18 = 6,664.36 : x
  2. Step 2: Convert to fraction form
    12,041.59/16,617.18 = 6,664.36/x
  3. Step 3: Cross multiply
    12,041.59x = 16,617.18 × 6,664.36
  4. Step 4: Simplify right side
    12,041.59x = 110,742,869.70
  5. Step 5: Solve for x
    x = 110,742,869.70/12,041.59
  6. Step 6: Final answer
    x = 9,196.70

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1.5x scale

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.