Home / 12,746.71-19,117.18-4,846.40

Finding the Fourth Proportional to 12,746.71, 19,117.18 and 4,846.40

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Solution

The fourth proportional to 12,746.71, 19,117.18 and 4,846.40 is: 7,268.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746.71 : 19,117.18 = 4,846.40 : x
  2. Step 2: Convert to fraction form
    12,746.71/19,117.18 = 4,846.40/x
  3. Step 3: Cross multiply
    12,746.71x = 19,117.18 × 4,846.40
  4. Step 4: Simplify right side
    12,746.71x = 92,649,582.64
  5. Step 5: Solve for x
    x = 92,649,582.64/12,746.71
  6. Step 6: Final answer
    x = 7,268.51

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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.