Home / 9,609.36-14,395.40-6,312.45

Finding the Fourth Proportional to 9,609.36, 14,395.40 and 6,312.45

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Solution

The fourth proportional to 9,609.36, 14,395.40 and 6,312.45 is: 9,456.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,609.36 : 14,395.40 = 6,312.45 : x
  2. Step 2: Convert to fraction form
    9,609.36/14,395.40 = 6,312.45/x
  3. Step 3: Cross multiply
    9,609.36x = 14,395.40 × 6,312.45
  4. Step 4: Simplify right side
    9,609.36x = 90,870,211.17
  5. Step 5: Solve for x
    x = 90,870,211.17/9,609.36
  6. Step 6: Final answer
    x = 9,456.43

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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.