Home / 7,339.43-10,130.01-4,648.91

Finding the Fourth Proportional to 7,339.43, 10,130.01 and 4,648.91

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Solution

The fourth proportional to 7,339.43, 10,130.01 and 4,648.91 is: 6,416.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.43 : 10,130.01 = 4,648.91 : x
  2. Step 2: Convert to fraction form
    7,339.43/10,130.01 = 4,648.91/x
  3. Step 3: Cross multiply
    7,339.43x = 10,130.01 × 4,648.91
  4. Step 4: Simplify right side
    7,339.43x = 47,093,454.14
  5. Step 5: Solve for x
    x = 47,093,454.14/7,339.43
  6. Step 6: Final answer
    x = 6,416.50

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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.