Home / 4,545.63-6,818.90-1,258.74

Finding the Fourth Proportional to 4,545.63, 6,818.90 and 1,258.74

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Solution

The fourth proportional to 4,545.63, 6,818.90 and 1,258.74 is: 1,888.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.63 : 6,818.90 = 1,258.74 : x
  2. Step 2: Convert to fraction form
    4,545.63/6,818.90 = 1,258.74/x
  3. Step 3: Cross multiply
    4,545.63x = 6,818.90 × 1,258.74
  4. Step 4: Simplify right side
    4,545.63x = 8,583,215.89
  5. Step 5: Solve for x
    x = 8,583,215.89/4,545.63
  6. Step 6: Final answer
    x = 1,888.23

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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.