Home / 9,545.11-14,312.40-2,880.70

Finding the Fourth Proportional to 9,545.11, 14,312.40 and 2,880.70

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Solution

The fourth proportional to 9,545.11, 14,312.40 and 2,880.70 is: 4,319.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545.11 : 14,312.40 = 2,880.70 : x
  2. Step 2: Convert to fraction form
    9,545.11/14,312.40 = 2,880.70/x
  3. Step 3: Cross multiply
    9,545.11x = 14,312.40 × 2,880.70
  4. Step 4: Simplify right side
    9,545.11x = 41,229,730.68
  5. Step 5: Solve for x
    x = 41,229,730.68/9,545.11
  6. Step 6: Final answer
    x = 4,319.46

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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.