Home / 6,265.04-8,635.40-4,690.40

Finding the Fourth Proportional to 6,265.04, 8,635.40 and 4,690.40

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Solution

The fourth proportional to 6,265.04, 8,635.40 and 4,690.40 is: 6,465.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,265.04 : 8,635.40 = 4,690.40 : x
  2. Step 2: Convert to fraction form
    6,265.04/8,635.40 = 4,690.40/x
  3. Step 3: Cross multiply
    6,265.04x = 8,635.40 × 4,690.40
  4. Step 4: Simplify right side
    6,265.04x = 40,503,480.16
  5. Step 5: Solve for x
    x = 40,503,480.16/6,265.04
  6. Step 6: Final answer
    x = 6,465.00

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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.