Home / 7,338.21-10,125.15-4,355.03

Finding the Fourth Proportional to 7,338.21, 10,125.15 and 4,355.03

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Solution

The fourth proportional to 7,338.21, 10,125.15 and 4,355.03 is: 6,009.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.21 : 10,125.15 = 4,355.03 : x
  2. Step 2: Convert to fraction form
    7,338.21/10,125.15 = 4,355.03/x
  3. Step 3: Cross multiply
    7,338.21x = 10,125.15 × 4,355.03
  4. Step 4: Simplify right side
    7,338.21x = 44,095,281.38
  5. Step 5: Solve for x
    x = 44,095,281.38/7,338.21
  6. Step 6: Final answer
    x = 6,009.00

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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.