Home / 7,531.90-10,392.50-4,547.86

Finding the Fourth Proportional to 7,531.90, 10,392.50 and 4,547.86

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Solution

The fourth proportional to 7,531.90, 10,392.50 and 4,547.86 is: 6,275.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.90 : 10,392.50 = 4,547.86 : x
  2. Step 2: Convert to fraction form
    7,531.90/10,392.50 = 4,547.86/x
  3. Step 3: Cross multiply
    7,531.90x = 10,392.50 × 4,547.86
  4. Step 4: Simplify right side
    7,531.90x = 47,263,635.05
  5. Step 5: Solve for x
    x = 47,263,635.05/7,531.90
  6. Step 6: Final answer
    x = 6,275.13

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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.