Home / 4,702.87-6,490.43-2,607.13

Finding the Fourth Proportional to 4,702.87, 6,490.43 and 2,607.13

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Solution

The fourth proportional to 4,702.87, 6,490.43 and 2,607.13 is: 3,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.87 : 6,490.43 = 2,607.13 : x
  2. Step 2: Convert to fraction form
    4,702.87/6,490.43 = 2,607.13/x
  3. Step 3: Cross multiply
    4,702.87x = 6,490.43 × 2,607.13
  4. Step 4: Simplify right side
    4,702.87x = 16,921,394.77
  5. Step 5: Solve for x
    x = 16,921,394.77/4,702.87
  6. Step 6: Final answer
    x = 3,598.10

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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.