Home / 7,491.48-10,337.76-4,134.32

Finding the Fourth Proportional to 7,491.48, 10,337.76 and 4,134.32

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Solution

The fourth proportional to 7,491.48, 10,337.76 and 4,134.32 is: 5,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.48 : 10,337.76 = 4,134.32 : x
  2. Step 2: Convert to fraction form
    7,491.48/10,337.76 = 4,134.32/x
  3. Step 3: Cross multiply
    7,491.48x = 10,337.76 × 4,134.32
  4. Step 4: Simplify right side
    7,491.48x = 42,739,607.92
  5. Step 5: Solve for x
    x = 42,739,607.92/7,491.48
  6. Step 6: Final answer
    x = 5,705.10

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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.