Home / 7,437.49-10,263.74-4,080.35

Finding the Fourth Proportional to 7,437.49, 10,263.74 and 4,080.35

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Solution

The fourth proportional to 7,437.49, 10,263.74 and 4,080.35 is: 5,630.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.49 : 10,263.74 = 4,080.35 : x
  2. Step 2: Convert to fraction form
    7,437.49/10,263.74 = 4,080.35/x
  3. Step 3: Cross multiply
    7,437.49x = 10,263.74 × 4,080.35
  4. Step 4: Simplify right side
    7,437.49x = 41,879,656.77
  5. Step 5: Solve for x
    x = 41,879,656.77/7,437.49
  6. Step 6: Final answer
    x = 5,630.89

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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.