Home / 7,281.85-10,042.02-4,763.17

Finding the Fourth Proportional to 7,281.85, 10,042.02 and 4,763.17

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Solution

The fourth proportional to 7,281.85, 10,042.02 and 4,763.17 is: 6,568.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.85 : 10,042.02 = 4,763.17 : x
  2. Step 2: Convert to fraction form
    7,281.85/10,042.02 = 4,763.17/x
  3. Step 3: Cross multiply
    7,281.85x = 10,042.02 × 4,763.17
  4. Step 4: Simplify right side
    7,281.85x = 47,831,848.40
  5. Step 5: Solve for x
    x = 47,831,848.40/7,281.85
  6. Step 6: Final answer
    x = 6,568.64

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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.