Home / 7,943.61-10,962.15-4,358.58

Finding the Fourth Proportional to 7,943.61, 10,962.15 and 4,358.58

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Solution

The fourth proportional to 7,943.61, 10,962.15 and 4,358.58 is: 6,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.61 : 10,962.15 = 4,358.58 : x
  2. Step 2: Convert to fraction form
    7,943.61/10,962.15 = 4,358.58/x
  3. Step 3: Cross multiply
    7,943.61x = 10,962.15 × 4,358.58
  4. Step 4: Simplify right side
    7,943.61x = 47,779,407.75
  5. Step 5: Solve for x
    x = 47,779,407.75/7,943.61
  6. Step 6: Final answer
    x = 6,014.82

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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.