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Finding the Fourth Proportional to 4,798.16, 6,621.30 and 2,702.24

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Solution

The fourth proportional to 4,798.16, 6,621.30 and 2,702.24 is: 3,729.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.16 : 6,621.30 = 2,702.24 : x
  2. Step 2: Convert to fraction form
    4,798.16/6,621.30 = 2,702.24/x
  3. Step 3: Cross multiply
    4,798.16x = 6,621.30 × 2,702.24
  4. Step 4: Simplify right side
    4,798.16x = 17,892,341.71
  5. Step 5: Solve for x
    x = 17,892,341.71/4,798.16
  6. Step 6: Final answer
    x = 3,729.00

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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.