Home / 7,340.13-10,130.90-4,357.62

Finding the Fourth Proportional to 7,340.13, 10,130.90 and 4,357.62

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Solution

The fourth proportional to 7,340.13, 10,130.90 and 4,357.62 is: 6,014.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.13 : 10,130.90 = 4,357.62 : x
  2. Step 2: Convert to fraction form
    7,340.13/10,130.90 = 4,357.62/x
  3. Step 3: Cross multiply
    7,340.13x = 10,130.90 × 4,357.62
  4. Step 4: Simplify right side
    7,340.13x = 44,146,590.67
  5. Step 5: Solve for x
    x = 44,146,590.67/7,340.13
  6. Step 6: Final answer
    x = 6,014.42

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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.