Home / 7,426.02-10,244.43-4,280.40

Finding the Fourth Proportional to 7,426.02, 10,244.43 and 4,280.40

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Solution

The fourth proportional to 7,426.02, 10,244.43 and 4,280.40 is: 5,904.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.02 : 10,244.43 = 4,280.40 : x
  2. Step 2: Convert to fraction form
    7,426.02/10,244.43 = 4,280.40/x
  3. Step 3: Cross multiply
    7,426.02x = 10,244.43 × 4,280.40
  4. Step 4: Simplify right side
    7,426.02x = 43,850,258.17
  5. Step 5: Solve for x
    x = 43,850,258.17/7,426.02
  6. Step 6: Final answer
    x = 5,904.95

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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.