Home / 9,031.60-13,547.40-7,495.60

Finding the Fourth Proportional to 9,031.60, 13,547.40 and 7,495.60

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Solution

The fourth proportional to 9,031.60, 13,547.40 and 7,495.60 is: 11,243.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.60 : 13,547.40 = 7,495.60 : x
  2. Step 2: Convert to fraction form
    9,031.60/13,547.40 = 7,495.60/x
  3. Step 3: Cross multiply
    9,031.60x = 13,547.40 × 7,495.60
  4. Step 4: Simplify right side
    9,031.60x = 101,545,891.44
  5. Step 5: Solve for x
    x = 101,545,891.44/9,031.60
  6. Step 6: Final answer
    x = 11,243.40

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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.