Home / 9,092.90-12,547.50-5,113.22

Finding the Fourth Proportional to 9,092.90, 12,547.50 and 5,113.22

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Solution

The fourth proportional to 9,092.90, 12,547.50 and 5,113.22 is: 7,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.90 : 12,547.50 = 5,113.22 : x
  2. Step 2: Convert to fraction form
    9,092.90/12,547.50 = 5,113.22/x
  3. Step 3: Cross multiply
    9,092.90x = 12,547.50 × 5,113.22
  4. Step 4: Simplify right side
    9,092.90x = 64,158,127.95
  5. Step 5: Solve for x
    x = 64,158,127.95/9,092.90
  6. Step 6: Final answer
    x = 7,055.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.