Home / 9,579.36-14,373.36-4,386.72

Finding the Fourth Proportional to 9,579.36, 14,373.36 and 4,386.72

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Solution

The fourth proportional to 9,579.36, 14,373.36 and 4,386.72 is: 6,582.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.36 : 14,373.36 = 4,386.72 : x
  2. Step 2: Convert to fraction form
    9,579.36/14,373.36 = 4,386.72/x
  3. Step 3: Cross multiply
    9,579.36x = 14,373.36 × 4,386.72
  4. Step 4: Simplify right side
    9,579.36x = 63,051,905.78
  5. Step 5: Solve for x
    x = 63,051,905.78/9,579.36
  6. Step 6: Final answer
    x = 6,582.06

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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.