Home / 9,386.45-14,078.43-4,459.22

Finding the Fourth Proportional to 9,386.45, 14,078.43 and 4,459.22

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Solution

The fourth proportional to 9,386.45, 14,078.43 and 4,459.22 is: 6,688.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.45 : 14,078.43 = 4,459.22 : x
  2. Step 2: Convert to fraction form
    9,386.45/14,078.43 = 4,459.22/x
  3. Step 3: Cross multiply
    9,386.45x = 14,078.43 × 4,459.22
  4. Step 4: Simplify right side
    9,386.45x = 62,778,746.23
  5. Step 5: Solve for x
    x = 62,778,746.23/9,386.45
  6. Step 6: Final answer
    x = 6,688.23

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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.