Home / 9,352.79-14,031.85-2,779.10

Finding the Fourth Proportional to 9,352.79, 14,031.85 and 2,779.10

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Solution

The fourth proportional to 9,352.79, 14,031.85 and 2,779.10 is: 4,169.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,352.79 : 14,031.85 = 2,779.10 : x
  2. Step 2: Convert to fraction form
    9,352.79/14,031.85 = 2,779.10/x
  3. Step 3: Cross multiply
    9,352.79x = 14,031.85 × 2,779.10
  4. Step 4: Simplify right side
    9,352.79x = 38,995,914.34
  5. Step 5: Solve for x
    x = 38,995,914.34/9,352.79
  6. Step 6: Final answer
    x = 4,169.44

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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.