Home / 7,349.34-10,139.59-4,831.26

Finding the Fourth Proportional to 7,349.34, 10,139.59 and 4,831.26

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Solution

The fourth proportional to 7,349.34, 10,139.59 and 4,831.26 is: 6,665.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.34 : 10,139.59 = 4,831.26 : x
  2. Step 2: Convert to fraction form
    7,349.34/10,139.59 = 4,831.26/x
  3. Step 3: Cross multiply
    7,349.34x = 10,139.59 × 4,831.26
  4. Step 4: Simplify right side
    7,349.34x = 48,986,995.58
  5. Step 5: Solve for x
    x = 48,986,995.58/7,349.34
  6. Step 6: Final answer
    x = 6,665.50

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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.