Home / 7,527.98-10,386.83-4,542.68

Finding the Fourth Proportional to 7,527.98, 10,386.83 and 4,542.68

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Solution

The fourth proportional to 7,527.98, 10,386.83 and 4,542.68 is: 6,267.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.98 : 10,386.83 = 4,542.68 : x
  2. Step 2: Convert to fraction form
    7,527.98/10,386.83 = 4,542.68/x
  3. Step 3: Cross multiply
    7,527.98x = 10,386.83 × 4,542.68
  4. Step 4: Simplify right side
    7,527.98x = 47,184,022.19
  5. Step 5: Solve for x
    x = 47,184,022.19/7,527.98
  6. Step 6: Final answer
    x = 6,267.82

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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.