Home / 7,547.18-10,411.50-4,520.84

Finding the Fourth Proportional to 7,547.18, 10,411.50 and 4,520.84

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Solution

The fourth proportional to 7,547.18, 10,411.50 and 4,520.84 is: 6,236.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.18 : 10,411.50 = 4,520.84 : x
  2. Step 2: Convert to fraction form
    7,547.18/10,411.50 = 4,520.84/x
  3. Step 3: Cross multiply
    7,547.18x = 10,411.50 × 4,520.84
  4. Step 4: Simplify right side
    7,547.18x = 47,068,725.66
  5. Step 5: Solve for x
    x = 47,068,725.66/7,547.18
  6. Step 6: Final answer
    x = 6,236.60

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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.