Home / 4,417.60-6,626.40-1,130.95

Finding the Fourth Proportional to 4,417.60, 6,626.40 and 1,130.95

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Solution

The fourth proportional to 4,417.60, 6,626.40 and 1,130.95 is: 1,696.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,417.60 : 6,626.40 = 1,130.95 : x
  2. Step 2: Convert to fraction form
    4,417.60/6,626.40 = 1,130.95/x
  3. Step 3: Cross multiply
    4,417.60x = 6,626.40 × 1,130.95
  4. Step 4: Simplify right side
    4,417.60x = 7,494,127.08
  5. Step 5: Solve for x
    x = 7,494,127.08/4,417.60
  6. Step 6: Final answer
    x = 1,696.43

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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.