Home / 7,512.02-11,260.02-5,657.40

Finding the Fourth Proportional to 7,512.02, 11,260.02 and 5,657.40

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Solution

The fourth proportional to 7,512.02, 11,260.02 and 5,657.40 is: 8,480.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.02 : 11,260.02 = 5,657.40 : x
  2. Step 2: Convert to fraction form
    7,512.02/11,260.02 = 5,657.40/x
  3. Step 3: Cross multiply
    7,512.02x = 11,260.02 × 5,657.40
  4. Step 4: Simplify right side
    7,512.02x = 63,702,437.15
  5. Step 5: Solve for x
    x = 63,702,437.15/7,512.02
  6. Step 6: Final answer
    x = 8,480.07

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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.