Home / 7,430.12-10,254.18-4,244.40

Finding the Fourth Proportional to 7,430.12, 10,254.18 and 4,244.40

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Solution

The fourth proportional to 7,430.12, 10,254.18 and 4,244.40 is: 5,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.12 : 10,254.18 = 4,244.40 : x
  2. Step 2: Convert to fraction form
    7,430.12/10,254.18 = 4,244.40/x
  3. Step 3: Cross multiply
    7,430.12x = 10,254.18 × 4,244.40
  4. Step 4: Simplify right side
    7,430.12x = 43,522,841.59
  5. Step 5: Solve for x
    x = 43,522,841.59/7,430.12
  6. Step 6: Final answer
    x = 5,857.62

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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.