Home / 7,525.50-10,385.55-4,541.28

Finding the Fourth Proportional to 7,525.50, 10,385.55 and 4,541.28

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Solution

The fourth proportional to 7,525.50, 10,385.55 and 4,541.28 is: 6,267.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525.50 : 10,385.55 = 4,541.28 : x
  2. Step 2: Convert to fraction form
    7,525.50/10,385.55 = 4,541.28/x
  3. Step 3: Cross multiply
    7,525.50x = 10,385.55 × 4,541.28
  4. Step 4: Simplify right side
    7,525.50x = 47,163,690.50
  5. Step 5: Solve for x
    x = 47,163,690.50/7,525.50
  6. Step 6: Final answer
    x = 6,267.18

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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.