Home / 7,258.32-10,009.68-4,737.60

Finding the Fourth Proportional to 7,258.32, 10,009.68 and 4,737.60

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Solution

The fourth proportional to 7,258.32, 10,009.68 and 4,737.60 is: 6,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258.32 : 10,009.68 = 4,737.60 : x
  2. Step 2: Convert to fraction form
    7,258.32/10,009.68 = 4,737.60/x
  3. Step 3: Cross multiply
    7,258.32x = 10,009.68 × 4,737.60
  4. Step 4: Simplify right side
    7,258.32x = 47,421,859.97
  5. Step 5: Solve for x
    x = 47,421,859.97/7,258.32
  6. Step 6: Final answer
    x = 6,533.45

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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.