Home / 3,528.16-5,292.61-1,307.59

Finding the Fourth Proportional to 3,528.16, 5,292.61 and 1,307.59

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Solution

The fourth proportional to 3,528.16, 5,292.61 and 1,307.59 is: 1,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.16 : 5,292.61 = 1,307.59 : x
  2. Step 2: Convert to fraction form
    3,528.16/5,292.61 = 1,307.59/x
  3. Step 3: Cross multiply
    3,528.16x = 5,292.61 × 1,307.59
  4. Step 4: Simplify right side
    3,528.16x = 6,920,547.41
  5. Step 5: Solve for x
    x = 6,920,547.41/3,528.16
  6. Step 6: Final answer
    x = 1,961.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.