Home / 9,130.57-13,698.06-4,686.41

Finding the Fourth Proportional to 9,130.57, 13,698.06 and 4,686.41

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Solution

The fourth proportional to 9,130.57, 13,698.06 and 4,686.41 is: 7,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.57 : 13,698.06 = 4,686.41 : x
  2. Step 2: Convert to fraction form
    9,130.57/13,698.06 = 4,686.41/x
  3. Step 3: Cross multiply
    9,130.57x = 13,698.06 × 4,686.41
  4. Step 4: Simplify right side
    9,130.57x = 64,194,691.35
  5. Step 5: Solve for x
    x = 64,194,691.35/9,130.57
  6. Step 6: Final answer
    x = 7,030.74

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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.