Home / 7,437.86-10,264.53-4,080.81

Finding the Fourth Proportional to 7,437.86, 10,264.53 and 4,080.81

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Solution

The fourth proportional to 7,437.86, 10,264.53 and 4,080.81 is: 5,631.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.86 : 10,264.53 = 4,080.81 : x
  2. Step 2: Convert to fraction form
    7,437.86/10,264.53 = 4,080.81/x
  3. Step 3: Cross multiply
    7,437.86x = 10,264.53 × 4,080.81
  4. Step 4: Simplify right side
    7,437.86x = 41,887,596.67
  5. Step 5: Solve for x
    x = 41,887,596.67/7,437.86
  6. Step 6: Final answer
    x = 5,631.67

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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.