Home / 7,030.73-10,505.81-5,355.56

Finding the Fourth Proportional to 7,030.73, 10,505.81 and 5,355.56

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Solution

The fourth proportional to 7,030.73, 10,505.81 and 5,355.56 is: 8,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.73 : 10,505.81 = 5,355.56 : x
  2. Step 2: Convert to fraction form
    7,030.73/10,505.81 = 5,355.56/x
  3. Step 3: Cross multiply
    7,030.73x = 10,505.81 × 5,355.56
  4. Step 4: Simplify right side
    7,030.73x = 56,264,535.46
  5. Step 5: Solve for x
    x = 56,264,535.46/7,030.73
  6. Step 6: Final answer
    x = 8,002.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.