Home / 10,332.36-14,258.70-6,140.64

Finding the Fourth Proportional to 10,332.36, 14,258.70 and 6,140.64

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Solution

The fourth proportional to 10,332.36, 14,258.70 and 6,140.64 is: 8,474.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.36 : 14,258.70 = 6,140.64 : x
  2. Step 2: Convert to fraction form
    10,332.36/14,258.70 = 6,140.64/x
  3. Step 3: Cross multiply
    10,332.36x = 14,258.70 × 6,140.64
  4. Step 4: Simplify right side
    10,332.36x = 87,557,543.57
  5. Step 5: Solve for x
    x = 87,557,543.57/10,332.36
  6. Step 6: Final answer
    x = 8,474.11

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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.