Home / 9,210.32-12,710.36-5,018.56

Finding the Fourth Proportional to 9,210.32, 12,710.36 and 5,018.56

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Solution

The fourth proportional to 9,210.32, 12,710.36 and 5,018.56 is: 6,925.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.32 : 12,710.36 = 5,018.56 : x
  2. Step 2: Convert to fraction form
    9,210.32/12,710.36 = 5,018.56/x
  3. Step 3: Cross multiply
    9,210.32x = 12,710.36 × 5,018.56
  4. Step 4: Simplify right side
    9,210.32x = 63,787,704.28
  5. Step 5: Solve for x
    x = 63,787,704.28/9,210.32
  6. Step 6: Final answer
    x = 6,925.68

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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.