Home / 6,615.36-9,925.47-4,768.56

Finding the Fourth Proportional to 6,615.36, 9,925.47 and 4,768.56

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Solution

The fourth proportional to 6,615.36, 9,925.47 and 4,768.56 is: 7,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615.36 : 9,925.47 = 4,768.56 : x
  2. Step 2: Convert to fraction form
    6,615.36/9,925.47 = 4,768.56/x
  3. Step 3: Cross multiply
    6,615.36x = 9,925.47 × 4,768.56
  4. Step 4: Simplify right side
    6,615.36x = 47,330,199.22
  5. Step 5: Solve for x
    x = 47,330,199.22/6,615.36
  6. Step 6: Final answer
    x = 7,154.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.