Home / 5,814.95-8,045.75-5,070.45

Finding the Fourth Proportional to 5,814.95, 8,045.75 and 5,070.45

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Solution

The fourth proportional to 5,814.95, 8,045.75 and 5,070.45 is: 7,015.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.95 : 8,045.75 = 5,070.45 : x
  2. Step 2: Convert to fraction form
    5,814.95/8,045.75 = 5,070.45/x
  3. Step 3: Cross multiply
    5,814.95x = 8,045.75 × 5,070.45
  4. Step 4: Simplify right side
    5,814.95x = 40,795,547.74
  5. Step 5: Solve for x
    x = 40,795,547.74/5,814.95
  6. Step 6: Final answer
    x = 7,015.64

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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.