Home / 7,449.60-10,277.49-4,615.98

Finding the Fourth Proportional to 7,449.60, 10,277.49 and 4,615.98

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Solution

The fourth proportional to 7,449.60, 10,277.49 and 4,615.98 is: 6,368.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.60 : 10,277.49 = 4,615.98 : x
  2. Step 2: Convert to fraction form
    7,449.60/10,277.49 = 4,615.98/x
  3. Step 3: Cross multiply
    7,449.60x = 10,277.49 × 4,615.98
  4. Step 4: Simplify right side
    7,449.60x = 47,440,688.29
  5. Step 5: Solve for x
    x = 47,440,688.29/7,449.60
  6. Step 6: Final answer
    x = 6,368.22

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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.