Home / 7,525.91-10,378.19-4,542.01

Finding the Fourth Proportional to 7,525.91, 10,378.19 and 4,542.01

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Solution

The fourth proportional to 7,525.91, 10,378.19 and 4,542.01 is: 6,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.91 : 10,378.19 = 4,542.01 : x
  2. Step 2: Convert to fraction form
    7,525.91/10,378.19 = 4,542.01/x
  3. Step 3: Cross multiply
    7,525.91x = 10,378.19 × 4,542.01
  4. Step 4: Simplify right side
    7,525.91x = 47,137,828.17
  5. Step 5: Solve for x
    x = 47,137,828.17/7,525.91
  6. Step 6: Final answer
    x = 6,263.40

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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.