Home / 10,807.40-14,917.91-6,332.58

Finding the Fourth Proportional to 10,807.40, 14,917.91 and 6,332.58

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Solution

The fourth proportional to 10,807.40, 14,917.91 and 6,332.58 is: 8,741.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.40 : 14,917.91 = 6,332.58 : x
  2. Step 2: Convert to fraction form
    10,807.40/14,917.91 = 6,332.58/x
  3. Step 3: Cross multiply
    10,807.40x = 14,917.91 × 6,332.58
  4. Step 4: Simplify right side
    10,807.40x = 94,468,826.84
  5. Step 5: Solve for x
    x = 94,468,826.84/10,807.40
  6. Step 6: Final answer
    x = 8,741.12

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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.