Home / 2,070.63-3,099.51-1,547.55

Finding the Fourth Proportional to 2,070.63, 3,099.51 and 1,547.55

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Solution

The fourth proportional to 2,070.63, 3,099.51 and 1,547.55 is: 2,316.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070.63 : 3,099.51 = 1,547.55 : x
  2. Step 2: Convert to fraction form
    2,070.63/3,099.51 = 1,547.55/x
  3. Step 3: Cross multiply
    2,070.63x = 3,099.51 × 1,547.55
  4. Step 4: Simplify right side
    2,070.63x = 4,796,646.70
  5. Step 5: Solve for x
    x = 4,796,646.70/2,070.63
  6. Step 6: Final answer
    x = 2,316.52

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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.